{
  "format": "construct-scene",
  "version": 2,
  "id": "kestrel",
  "title": "KESTREL \u00b7 Original fictional ring-ice pusher",
  "subject": {
    "category": "fictional",
    "summary": "Original crewed ring-ice pusher. Long compression spine, raised two-deck bow cab, articulated four-jaw empty cradle and thrust-parallel folding radiators. An engineering-informed game design, not a flight-qualified spacecraft.",
    "accuracy": "original",
    "synthetic": false
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  "seed": 47,
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    {
      "id": "request",
      "kind": "user_request",
      "title": "KESTREL game ice-tug brief",
      "rights": "user_private"
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      "id": "nasa-tug",
      "kind": "document",
      "title": "NASA-CR-114938: Reusable Space Tug, spacecraft concepts and systems design, 1971",
      "ref": "https://ntrs.nasa.gov/citations/19710011980",
      "rights": "public_domain"
    },
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      "id": "iss-truss",
      "kind": "document",
      "title": "NASA Integrated Truss Structure Diagram, 2018",
      "ref": "https://www.nasa.gov/image-article/integrated-truss-structure-diagram/",
      "rights": "public_domain"
    },
    {
      "id": "iss-radiator",
      "kind": "document",
      "title": "NASA NTRS 20000032541: Thermal Radiator Pointing for International Space Station (1999)",
      "ref": "https://ntrs.nasa.gov/citations/20000032541",
      "rights": "public_domain"
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      "key": "requested-length",
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      "unit": "m",
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      "source": "request"
    },
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      "certainty": "user_supplied",
      "source": "request"
    },
    {
      "key": "engines",
      "value": 4,
      "certainty": "user_supplied",
      "source": "request"
    },
    {
      "key": "crew-decks",
      "value": 2,
      "certainty": "user_supplied",
      "source": "request"
    },
    {
      "key": "radiator-wings",
      "value": 2,
      "certainty": "user_supplied",
      "source": "request"
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      "mirror": "y"
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    {
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      "label": "Slowly blinking floodlight lens for capture inspection",
      "role": "data",
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    {
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    },
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    },
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    {
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      },
      "mirror": "x"
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    {
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      "role": "structure",
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      "shape": {
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      }
    },
    {
      "id": "radiator-root-feed-port",
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      "role": "detail",
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      "shape": {
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    {
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        "ring_every": 0,
        "smooth": false
      },
      "at": [
        3,
        3,
        -86
      ],
      "look": {
        "fill": "dark",
        "weight": 0.6,
        "alpha": 0.6,
        "tone": "accent"
      }
    },
    {
      "id": "power-data-trunk",
      "label": "Redundant power and data raceway between crew and engine modules",
      "role": "detail",
      "certainty": "inferred",
      "stage": 4,
      "shape": {
        "type": "tube",
        "path": [
          [
            0,
            0,
            0
          ],
          [
            0,
            0,
            62
          ]
        ],
        "radius": 0.22,
        "sides": 6,
        "samples": 2,
        "longitudinal": 0,
        "ring_every": 0,
        "smooth": false
      },
      "at": [
        -3,
        3,
        -89
      ],
      "look": {
        "fill": "dark",
        "weight": 0.6,
        "alpha": 0.6,
        "tone": "hairline"
      }
    },
    {
      "id": "service-rail",
      "label": "Captive inspection carriage rail along truss underside",
      "role": "detail",
      "certainty": "inferred",
      "stage": 4,
      "shape": {
        "type": "box",
        "size": [
          0.6,
          0.6,
          67
        ]
      },
      "at": [
        0,
        -3.5,
        -54
      ],
      "look": {
        "fill": "dark",
        "weight": 0.6,
        "alpha": 0.6,
        "tone": "faint"
      }
    },
    {
      "id": "inspection-carriage",
      "label": "Uncrewed truss inspection and repair carriage",
      "role": "detail",
      "certainty": "inferred",
      "stage": 4,
      "shape": {
        "type": "box",
        "size": [
          2.8,
          1.5,
          3
        ]
      },
      "at": [
        0,
        -4.4,
        -49
      ],
      "look": {
        "fill": "dark",
        "weight": 0.6,
        "alpha": 0.6,
        "tone": "faint"
      }
    },
    {
      "id": "power-reactor-shield",
      "label": "Shadow shield: keeps crew in forward protected cone",
      "role": "mass",
      "certainty": "inferred",
      "stage": 4,
      "shape": {
        "type": "box",
        "size": [
          7,
          7,
          1.5
        ]
      },
      "at": [
        0,
        0,
        -83
      ],
      "look": {
        "fill": "dark",
        "weight": 0.48,
        "alpha": 0.65,
        "tone": "structure"
      }
    },
    {
      "id": "reactor-casing",
      "label": "Serviceable fictional high-output reactor and conversion unit",
      "role": "mass",
      "certainty": "inferred",
      "stage": 4,
      "shape": {
        "type": "cylinder",
        "radius": 2.7,
        "height": 5,
        "segments": 16,
        "ribs": 4,
        "rings": 0
      },
      "at": [
        0,
        0,
        -89
      ],
      "look": {
        "fill": "dark",
        "weight": 0.48,
        "alpha": 0.65,
        "tone": "structure"
      },
      "rotate": [
        90,
        0,
        0
      ]
    },
    {
      "id": "radiator-spar-port",
      "label": "Wing root spar distributes panel loads",
      "role": "structure",
      "certainty": "inferred",
      "stage": 6,
      "shape": {
        "type": "box",
        "size": [
          24,
          0.8,
          0.9
        ]
      },
      "at": [
        -16,
        0,
        -49
      ],
      "look": {
        "fill": "dark",
        "weight": 0.85,
        "alpha": 0.8,
        "tone": "hairline"
      }
    },
    {
      "id": "radiator-spar-starboard",
      "label": "Wing root spar distributes panel loads",
      "role": "structure",
      "certainty": "inferred",
      "stage": 6,
      "shape": {
        "type": "box",
        "size": [
          24,
          0.8,
          0.9
        ]
      },
      "at": [
        16,
        0,
        -49
      ],
      "look": {
        "fill": "dark",
        "weight": 0.85,
        "alpha": 0.8,
        "tone": "hairline"
      }
    },
    {
      "id": "cargo-thrust-platen",
      "label": "Compression platen at rear of cargo bay; pushes ice along +Z",
      "role": "mass",
      "certainty": "inferred",
      "stage": 1,
      "shape": {
        "type": "box",
        "size": [
          24,
          20,
          1.4
        ]
      },
      "at": [
        0,
        0,
        -14.7
      ],
      "look": {
        "fill": "dark",
        "weight": 0.48,
        "alpha": 0.65,
        "tone": "structure"
      }
    },
    {
      "id": "cradle-port-contact-pad",
      "label": "Broad compliant shoe restrains cargo sideways with low contact pressure",
      "role": "identity",
      "certainty": "inferred",
      "stage": 2,
      "shape": {
        "type": "extrude",
        "axis": "x",
        "profile": [
          [
            -1.65,
            -2
          ],
          [
            1.65,
            -2
          ],
          [
            2,
            -1.65
          ],
          [
            2,
            1.65
          ],
          [
            1.65,
            2
          ],
          [
            -1.65,
            2
          ],
          [
            -2,
            1.65
          ],
          [
            -2,
            -1.65
          ]
        ],
        "height": 1.1
      },
      "at": [
        -11.6,
        0,
        14
      ],
      "look": {
        "fill": "dark",
        "weight": 0.62,
        "alpha": 0.76,
        "glow": 0.08,
        "tone": "structure"
      }
    },
    {
      "id": "cradle-port-toe",
      "label": "Over-centre keeper restrains cargo during braking",
      "role": "identity",
      "certainty": "inferred",
      "stage": 2,
      "shape": {
        "type": "extrude",
        "profile": [
          [
            -9.8,
            -0.55
          ],
          [
            -11.9,
            -0.55
          ],
          [
            -12.5,
            0
          ],
          [
            -11.9,
            0.65
          ],
          [
            -9.8,
            0.65
          ],
          [
            -9.5,
            0.25
          ]
        ],
        "axis": "y",
        "height": 2
      },
      "at": [
        0,
        -1,
        19.25
      ],
      "look": {
        "fill": "dark",
        "weight": 1.2,
        "alpha": 0.88,
        "glow": 0.28,
        "tone": "identity"
      }
    },
    {
      "id": "floodlight-housing-port",
      "label": "Arm-mounted worklight housing, points inward across empty cradle",
      "role": "detail",
      "certainty": "inferred",
      "stage": 7,
      "shape": {
        "type": "box",
        "size": [
          1.5,
          1.5,
          1.8
        ]
      },
      "at": [
        -13,
        0,
        6
      ],
      "look": {
        "fill": "dark",
        "weight": 0.6,
        "alpha": 0.6,
        "tone": "faint"
      }
    },
    {
      "id": "cradle-port-harness",
      "label": "Protected power and sensor harness follows the arm",
      "role": "detail",
      "certainty": "inferred",
      "stage": 2,
      "shape": {
        "type": "tube",
        "path": [
          [
            0.0,
            0.0,
            0
          ],
          [
            0.0,
            0.0,
            18
          ]
        ],
        "radius": 0.1,
        "sides": 5,
        "samples": 2,
        "longitudinal": 0,
        "ring_every": 0,
        "smooth": false
      },
      "at": [
        -13.4,
        0.0,
        -12
      ],
      "look": {
        "fill": "dark",
        "weight": 0.6,
        "alpha": 0.6,
        "tone": "hairline"
      }
    },
    {
      "id": "cradle-starboard-contact-pad",
      "label": "Broad compliant shoe restrains cargo sideways with low contact pressure",
      "role": "identity",
      "certainty": "inferred",
      "stage": 2,
      "shape": {
        "type": "extrude",
        "axis": "x",
        "profile": [
          [
            -1.65,
            -2
          ],
          [
            1.65,
            -2
          ],
          [
            2,
            -1.65
          ],
          [
            2,
            1.65
          ],
          [
            1.65,
            2
          ],
          [
            -1.65,
            2
          ],
          [
            -2,
            1.65
          ],
          [
            -2,
            -1.65
          ]
        ],
        "height": 1.1
      },
      "at": [
        10.5,
        0,
        14
      ],
      "look": {
        "fill": "dark",
        "weight": 0.62,
        "alpha": 0.76,
        "glow": 0.08,
        "tone": "structure"
      }
    },
    {
      "id": "cradle-starboard-toe",
      "label": "Over-centre keeper restrains cargo during braking",
      "role": "identity",
      "certainty": "inferred",
      "stage": 2,
      "shape": {
        "type": "extrude",
        "profile": [
          [
            9.8,
            -0.55
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          [
            11.9,
            -0.55
          ],
          [
            12.5,
            0
          ],
          [
            11.9,
            0.65
          ],
          [
            9.8,
            0.65
          ],
          [
            9.5,
            0.25
          ]
        ],
        "axis": "y",
        "height": 2
      },
      "at": [
        0,
        -1,
        19.25
      ],
      "look": {
        "fill": "dark",
        "weight": 1.2,
        "alpha": 0.88,
        "glow": 0.28,
        "tone": "identity"
      }
    },
    {
      "id": "floodlight-housing-starboard",
      "label": "Arm-mounted worklight housing, points inward across empty cradle",
      "role": "detail",
      "certainty": "inferred",
      "stage": 7,
      "shape": {
        "type": "box",
        "size": [
          1.5,
          1.5,
          1.8
        ]
      },
      "at": [
        13,
        0,
        6
      ],
      "look": {
        "fill": "dark",
        "weight": 0.6,
        "alpha": 0.6,
        "tone": "faint"
      }
    },
    {
      "id": "cradle-starboard-harness",
      "label": "Protected power and sensor harness follows the arm",
      "role": "detail",
      "certainty": "inferred",
      "stage": 2,
      "shape": {
        "type": "tube",
        "path": [
          [
            0.0,
            0.0,
            0
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          [
            0.0,
            0.0,
            18
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        ],
        "radius": 0.1,
        "sides": 5,
        "samples": 2,
        "longitudinal": 0,
        "ring_every": 0,
        "smooth": false
      },
      "at": [
        13.4,
        0.0,
        -12
      ],
      "look": {
        "fill": "dark",
        "weight": 0.6,
        "alpha": 0.6,
        "tone": "hairline"
      }
    },
    {
      "id": "cradle-dorsal-contact-pad",
      "label": "Broad compliant shoe restrains cargo sideways with low contact pressure",
      "role": "identity",
      "certainty": "inferred",
      "stage": 2,
      "shape": {
        "type": "extrude",
        "axis": "y",
        "profile": [
          [
            -1.65,
            -2
          ],
          [
            1.65,
            -2
          ],
          [
            2,
            -1.65
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          [
            2,
            1.65
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          [
            1.65,
            2
          ],
          [
            -1.65,
            2
          ],
          [
            -2,
            1.65
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          [
            -2,
            -1.65
          ]
        ],
        "height": 1.1
      },
      "at": [
        0,
        8.5,
        14
      ],
      "look": {
        "fill": "dark",
        "weight": 0.62,
        "alpha": 0.76,
        "glow": 0.08,
        "tone": "structure"
      }
    },
    {
      "id": "cradle-dorsal-toe",
      "label": "Over-centre keeper restrains cargo during braking",
      "role": "identity",
      "certainty": "inferred",
      "stage": 2,
      "shape": {
        "type": "extrude",
        "profile": [
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            -0.55,
            7.8
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          [
            -0.55,
            9.9
          ],
          [
            0,
            10.5
          ],
          [
            0.65,
            9.9
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          [
            0.65,
            7.8
          ],
          [
            0.25,
            7.5
          ]
        ],
        "axis": "x",
        "height": 2
      },
      "at": [
        -1,
        0,
        19.25
      ],
      "look": {
        "fill": "dark",
        "weight": 1.2,
        "alpha": 0.88,
        "glow": 0.28,
        "tone": "identity"
      }
    },
    {
      "id": "floodlight-housing-dorsal",
      "label": "Arm-mounted worklight housing, points inward across empty cradle",
      "role": "detail",
      "certainty": "inferred",
      "stage": 7,
      "shape": {
        "type": "box",
        "size": [
          1.5,
          1.5,
          1.8
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      },
      "at": [
        0,
        11,
        6
      ],
      "look": {
        "fill": "dark",
        "weight": 0.6,
        "alpha": 0.6,
        "tone": "faint"
      }
    },
    {
      "id": "cradle-dorsal-harness",
      "label": "Protected power and sensor harness follows the arm",
      "role": "detail",
      "certainty": "inferred",
      "stage": 2,
      "shape": {
        "type": "tube",
        "path": [
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            0.0,
            0.0,
            0
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          [
            0.0,
            0.0,
            18
          ]
        ],
        "radius": 0.1,
        "sides": 5,
        "samples": 2,
        "longitudinal": 0,
        "ring_every": 0,
        "smooth": false
      },
      "at": [
        0.0,
        11.4,
        -12
      ],
      "look": {
        "fill": "dark",
        "weight": 0.6,
        "alpha": 0.6,
        "tone": "hairline"
      }
    },
    {
      "id": "cradle-ventral-contact-pad",
      "label": "Broad compliant shoe restrains cargo sideways with low contact pressure",
      "role": "identity",
      "certainty": "inferred",
      "stage": 2,
      "shape": {
        "type": "extrude",
        "axis": "y",
        "profile": [
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            -1.65,
            -2
          ],
          [
            1.65,
            -2
          ],
          [
            2,
            -1.65
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          [
            2,
            1.65
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          [
            1.65,
            2
          ],
          [
            -1.65,
            2
          ],
          [
            -2,
            1.65
          ],
          [
            -2,
            -1.65
          ]
        ],
        "height": 1.1
      },
      "at": [
        0,
        -9.6,
        14
      ],
      "look": {
        "fill": "dark",
        "weight": 0.62,
        "alpha": 0.76,
        "glow": 0.08,
        "tone": "structure"
      }
    },
    {
      "id": "cradle-ventral-toe",
      "label": "Over-centre keeper restrains cargo during braking",
      "role": "identity",
      "certainty": "inferred",
      "stage": 2,
      "shape": {
        "type": "extrude",
        "profile": [
          [
            -0.55,
            -7.8
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          [
            -0.55,
            -9.9
          ],
          [
            0,
            -10.5
          ],
          [
            0.65,
            -9.9
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          [
            0.65,
            -7.8
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          [
            0.25,
            -7.5
          ]
        ],
        "axis": "x",
        "height": 2
      },
      "at": [
        -1,
        0,
        19.25
      ],
      "look": {
        "fill": "dark",
        "weight": 1.2,
        "alpha": 0.88,
        "glow": 0.28,
        "tone": "identity"
      }
    },
    {
      "id": "floodlight-housing-ventral",
      "label": "Arm-mounted worklight housing, points inward across empty cradle",
      "role": "detail",
      "certainty": "inferred",
      "stage": 7,
      "shape": {
        "type": "box",
        "size": [
          1.5,
          1.5,
          1.8
        ]
      },
      "at": [
        0,
        -11,
        6
      ],
      "look": {
        "fill": "dark",
        "weight": 0.6,
        "alpha": 0.6,
        "tone": "faint"
      }
    },
    {
      "id": "cradle-ventral-harness",
      "label": "Protected power and sensor harness follows the arm",
      "role": "detail",
      "certainty": "inferred",
      "stage": 2,
      "shape": {
        "type": "tube",
        "path": [
          [
            0.0,
            0.0,
            0
          ],
          [
            0.0,
            0.0,
            18
          ]
        ],
        "radius": 0.1,
        "sides": 5,
        "samples": 2,
        "longitudinal": 0,
        "ring_every": 0,
        "smooth": false
      },
      "at": [
        0.0,
        -11.4,
        -12
      ],
      "look": {
        "fill": "dark",
        "weight": 0.6,
        "alpha": 0.6,
        "tone": "hairline"
      }
    },
    {
      "id": "crew-neck",
      "label": "Short pressurised access neck: truss forward service node to cab",
      "role": "mass",
      "certainty": "inferred",
      "stage": 3,
      "shape": {
        "type": "box",
        "size": [
          5,
          9,
          6
        ]
      },
      "at": [
        0,
        4.5,
        -27
      ],
      "look": {
        "fill": "dark",
        "weight": 0.48,
        "alpha": 0.65,
        "tone": "structure"
      }
    },
    {
      "id": "crew-lower-deck",
      "label": "Lower deck: bunks, galley, life support and storm shelter",
      "role": "mass",
      "certainty": "inferred",
      "stage": 3,
      "shape": {
        "type": "loft",
        "sections": [
          [
            -32,
            5,
            7,
            10.7
          ],
          [
            -29,
            7,
            7,
            10.7
          ],
          [
            -20,
            7,
            7,
            10.7
          ],
          [
            -18,
            5.5,
            7.6,
            10.7
          ]
        ],
        "round": 0
      },
      "at": [
        0,
        0,
        0
      ],
      "look": {
        "fill": "dark",
        "weight": 0.48,
        "alpha": 0.65,
        "tone": "structure"
      }
    },
    {
      "id": "crew-upper-sill",
      "label": "Upper flight deck pressure shell beneath panorama band",
      "role": "mass",
      "certainty": "inferred",
      "stage": 3,
      "shape": {
        "type": "loft",
        "sections": [
          [
            -32,
            5,
            10.7,
            12
          ],
          [
            -29,
            7,
            10.7,
            12
          ],
          [
            -20,
            7,
            10.7,
            12
          ],
          [
            -18,
            5.5,
            10.7,
            12
          ]
        ],
        "round": 0
      },
      "at": [
        0,
        0,
        0
      ],
      "look": {
        "fill": "dark",
        "weight": 0.48,
        "alpha": 0.65,
        "tone": "structure"
      }
    },
    {
      "id": "crew-panorama-window-glass",
      "label": "Wide continuous flight-deck window band with faceted armoured glazing",
      "role": "identity",
      "certainty": "inferred",
      "stage": 3,
      "shape": {
        "type": "loft",
        "sections": [
          [
            -32,
            5,
            12,
            13.8
          ],
          [
            -29,
            7,
            12,
            13.8
          ],
          [
            -20,
            7,
            12,
            13.8
          ],
          [
            -18,
            5.5,
            12,
            13.8
          ]
        ],
        "round": 0
      },
      "at": [
        0,
        0,
        0
      ],
      "look": {
        "fill": "glass",
        "tone": "bright",
        "weight": 1.35,
        "glow": 0.35,
        "alpha": 0.8
      }
    },
    {
      "id": "crew-roof",
      "label": "Armoured flight-deck roof and docking-load distribution ring",
      "role": "mass",
      "certainty": "inferred",
      "stage": 3,
      "shape": {
        "type": "loft",
        "sections": [
          [
            -32,
            5,
            13.8,
            15
          ],
          [
            -29,
            7,
            13.8,
            15.5
          ],
          [
            -20,
            7,
            13.8,
            15.5
          ],
          [
            -18,
            5.5,
            13.8,
            15
          ]
        ],
        "round": 0
      },
      "at": [
        0,
        0,
        0
      ],
      "look": {
        "fill": "dark",
        "weight": 0.48,
        "alpha": 0.65,
        "tone": "structure"
      }
    },
    {
      "id": "crew-belt-10.7",
      "label": "Deck rim / continuous window pressure frame",
      "role": "detail",
      "certainty": "inferred",
      "stage": 3,
      "shape": {
        "type": "tube",
        "path": [
          [
            0,
            0.0,
            0
          ],
          [
            -2,
            0.0,
            3
          ],
          [
            -2,
            0.0,
            12
          ],
          [
            -0.5,
            0.0,
            14
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    },
    {
      "id": "shoe-carrier-ventral",
      "label": "Recessed compliant sleeve transfers tool reaction into the arm",
      "role": "structure",
      "certainty": "inferred",
      "stage": 2,
      "shape": {
        "type": "cylinder",
        "radius": 0.62,
        "height": 1.3,
        "segments": 16,
        "ribs": 4,
        "rings": 2
      },
      "at": [
        0,
        -11,
        14
      ],
      "look": {
        "tone": "accent",
        "fill": "dark",
        "weight": 0.95,
        "alpha": 0.84,
        "glow": 0.22
      },
      "rotate": [
        0,
        0,
        0
      ]
    },
    {
      "id": "shoe-trunnion-ventral",
      "label": "Shoe equaliser pin captured by carrier cheeks",
      "role": "detail",
      "certainty": "inferred",
      "stage": 2,
      "shape": {
        "type": "cylinder",
        "radius": 0.5,
        "height": 3,
        "segments": 16,
        "ribs": 4,
        "rings": 1
      },
      "at": [
        -1.5,
        -10.05,
        14
      ],
      "look": {
        "tone": "bright",
        "fill": "dark",
        "weight": 0.58,
        "alpha": 0.62,
        "glow": 0.08
      },
      "rotate": [
        0,
        0,
        -90
      ]
    },
    {
      "id": "jaw-lock-sector-ventral",
      "label": "Rotating root lock sector engages fixed drive-side brake",
      "role": "identity",
      "certainty": "inferred",
      "stage": 2,
      "shape": {
        "type": "tube",
        "path": [
          [
            0.0,
            0.0,
            0.0
          ],
          [
            0.0,
            -0.46558,
            -0.39067
          ],
          [
            0.0,
            -1.03669,
            -0.59854
          ],
          [
            0.0,
            -1.64446,
            -0.59854
          ],
          [
            0.0,
            -2.21558,
            -0.39067
          ],
          [
            0.0,
            -2.68116,
            0.0
          ],
          [
            0.0,
            -2.98504,
            0.52634
          ],
          [
            0.0,
            -3.09058,
            1.12488
          ],
          [
            0.0,
            -2.98504,
            1.72341
          ],
          [
            0.0,
            -2.68116,
            2.24976
          ],
          [
            0.0,
            -2.21558,
            2.64042
          ],
          [
            0.0,
            -1.64446,
            2.84829
          ]
        ],
        "radius": 0.22,
        "sides": 6,
        "samples": 12,
        "smooth": false,
        "longitudinal": 0,
        "ring_every": 0
      },
      "at": [
        1.35,
        -8.65942,
        -15.12488
      ],
      "look": {
        "tone": "bright",
        "fill": "dark",
        "weight": 1.05,
        "alpha": 0.82,
        "glow": 0.22
      }
    },
    {
      "id": "crew-access-frame",
      "label": "Raised pressure frame around recessed lower-deck access hatch",
      "role": "detail",
      "certainty": "inferred",
      "stage": 3,
      "shape": {
        "type": "box",
        "size": [
          2.4,
          2.6,
          0.26
        ]
      },
      "at": [
        -2.8,
        9.05,
        -17.9
      ],
      "look": {
        "tone": "structure",
        "fill": "dark",
        "weight": 0.8,
        "alpha": 0.84,
        "glow": 0.15
      }
    },
    {
      "id": "crew-access-hatch",
      "label": "Closed recessed lower-deck emergency and servicing pressure hatch",
      "role": "detail",
      "certainty": "inferred",
      "stage": 3,
      "shape": {
        "type": "box",
        "size": [
          2,
          2.2,
          0.1
        ]
      },
      "at": [
        -2.8,
        9.05,
        -17.83
      ],
      "look": {
        "tone": "identity",
        "fill": "dark",
        "weight": 0.8,
        "alpha": 0.84,
        "glow": 0.15
      }
    },
    {
      "id": "crew-access-latch",
      "label": "Pressure-hatch captive latch handle",
      "role": "detail",
      "certainty": "inferred",
      "stage": 3,
      "shape": {
        "type": "box",
        "size": [
          0.25,
          0.65,
          0.25
        ]
      },
      "at": [
        -1.8,
        9.05,
        -17.69
      ],
      "look": {
        "tone": "bright",
        "fill": "dark",
        "weight": 0.8,
        "alpha": 0.84,
        "glow": 0.15
      }
    },
    {
      "id": "crew-utility-base",
      "label": "Protected paired service-umbilical connector mounting panel",
      "role": "detail",
      "certainty": "inferred",
      "stage": 3,
      "shape": {
        "type": "box",
        "size": [
          1.8,
          1.6,
          0.2
        ]
      },
      "at": [
        2.8,
        9.05,
        -17.91
      ],
      "look": {
        "tone": "structure",
        "fill": "dark",
        "weight": 0.8,
        "alpha": 0.84,
        "glow": 0.15
      }
    },
    {
      "id": "tank-conduit-unions",
      "label": "Three spaced service-header clamps tie instrumentation line to tank barrel",
      "role": "detail",
      "certainty": "inferred",
      "stage": 4,
      "shape": {
        "type": "box",
        "size": [
          0.58,
          0.58,
          0.65
        ]
      },
      "at": [
        -9.67,
        -2.67,
        -79.5
      ],
      "look": {
        "tone": "bright",
        "fill": "dark",
        "weight": 0.85,
        "alpha": 0.88,
        "glow": 0.15
      },
      "repeat": {
        "count": 3,
        "step": {
          "at": [
            0,
            0,
            4
          ]
        }
      },
      "mirror": "x"
    }
  ],
  "articulations": [
    {
      "id": "radiator-fold-port",
      "type": "hinge",
      "parts": [
        "radiator-spar-port",
        "radiator-panel-port-0",
        "radiator-header-port-0",
        "radiator-edge-port--61.5",
        "radiator-drive-port--58",
        "thermal-moving-port-supply"
      ],
      "axis": [
        0,
        0,
        -1
      ],
      "pivot": [
        -4,
        0,
        -49
      ],
      "amount": 78,
      "order": 1
    },
    {
      "id": "radiator-fold-starboard",
      "type": "hinge",
      "parts": [
        "radiator-spar-starboard",
        "radiator-panel-starboard-0",
        "radiator-header-starboard-0",
        "radiator-edge-starboard--61.5",
        "radiator-drive-starboard--58",
        "thermal-moving-starboard-supply"
      ],
      "axis": [
        0,
        0,
        1
      ],
      "pivot": [
        4,
        0,
        -49
      ],
      "amount": 78,
      "order": 1
    },
    {
      "id": "cradle-release-port",
      "type": "hinge",
      "parts": [
        "cradle-port-rail--0.9",
        "cradle-port-rung-0",
        "cradle-port-rung-4",
        "cradle-port-contact-pad",
        "cradle-port-toe",
        "floodlight-housing-port",
        "floodlight-lens-port",
        "cradle-port-harness",
        "jaw-back-chord-port",
        "jaw-web-port-0--0.9",
        "jaw-web-port-2--0.9",
        "jaw-web-port-3--0.9",
        "shoe-carrier-port",
        "shoe-trunnion-port",
        "shoe-wear-tile-port",
        "jaw-lock-sector-port",
        "jaw-lock-tooth-port--120",
        "shoe-centre-land-port",
        "shoe-load-cheeks-port",
        "tool-backing-fasteners-port-12.55",
        "tool-backing-fasteners-port-15.45",
        "tool-pivot-retainers-port",
        "tool-relief-floors-port"
      ],
      "axis": [
        0,
        -1,
        0
      ],
      "pivot": [
        -12,
        0,
        -14
      ],
      "amount": 32,
      "order": 0
    },
    {
      "id": "cradle-release-starboard",
      "type": "hinge",
      "parts": [
        "cradle-starboard-rail--0.9",
        "cradle-starboard-rung-0",
        "cradle-starboard-rung-4",
        "cradle-starboard-contact-pad",
        "cradle-starboard-toe",
        "floodlight-housing-starboard",
        "floodlight-lens-starboard",
        "cradle-starboard-harness",
        "jaw-back-chord-starboard",
        "jaw-web-starboard-0--0.9",
        "jaw-web-starboard-2--0.9",
        "jaw-web-starboard-3--0.9",
        "shoe-carrier-starboard",
        "shoe-trunnion-starboard",
        "shoe-wear-tile-starboard",
        "jaw-lock-sector-starboard",
        "jaw-lock-tooth-starboard-80",
        "shoe-centre-land-starboard",
        "shoe-load-cheeks-starboard",
        "tool-backing-fasteners-starboard-12.55",
        "tool-backing-fasteners-starboard-15.45",
        "tool-pivot-retainers-starboard",
        "tool-relief-floors-starboard"
      ],
      "axis": [
        0,
        1,
        0
      ],
      "pivot": [
        12,
        0,
        -14
      ],
      "amount": 32,
      "order": 0
    },
    {
      "id": "cradle-release-dorsal",
      "type": "hinge",
      "parts": [
        "cradle-dorsal-rail--0.9",
        "cradle-dorsal-rung-0",
        "cradle-dorsal-rung-4",
        "cradle-dorsal-contact-pad",
        "cradle-dorsal-toe",
        "floodlight-housing-dorsal",
        "floodlight-lens-dorsal",
        "cradle-dorsal-harness",
        "jaw-back-chord-dorsal",
        "jaw-web-dorsal-0--0.9",
        "jaw-web-dorsal-2--0.9",
        "jaw-web-dorsal-3--0.9",
        "shoe-carrier-dorsal",
        "shoe-trunnion-dorsal",
        "shoe-wear-tile-dorsal",
        "jaw-lock-sector-dorsal",
        "jaw-lock-tooth-dorsal--120",
        "shoe-centre-land-dorsal",
        "shoe-load-cheeks-dorsal",
        "tool-backing-fasteners-dorsal-12.55",
        "tool-backing-fasteners-dorsal-15.45",
        "tool-pivot-retainers-dorsal",
        "tool-relief-floors-dorsal"
      ],
      "axis": [
        -1,
        0,
        0
      ],
      "pivot": [
        0,
        10,
        -14
      ],
      "amount": 32,
      "order": 0
    },
    {
      "id": "cradle-release-ventral",
      "type": "hinge",
      "parts": [
        "cradle-ventral-rail--0.9",
        "cradle-ventral-rung-0",
        "cradle-ventral-rung-4",
        "cradle-ventral-contact-pad",
        "cradle-ventral-toe",
        "floodlight-housing-ventral",
        "floodlight-lens-ventral",
        "cradle-ventral-harness",
        "jaw-back-chord-ventral",
        "jaw-web-ventral-0--0.9",
        "jaw-web-ventral-2--0.9",
        "jaw-web-ventral-3--0.9",
        "shoe-carrier-ventral",
        "shoe-trunnion-ventral",
        "shoe-wear-tile-ventral",
        "jaw-lock-sector-ventral",
        "jaw-lock-tooth-ventral-80",
        "shoe-centre-land-ventral",
        "shoe-load-cheeks-ventral",
        "tool-backing-fasteners-ventral-12.55",
        "tool-backing-fasteners-ventral-15.45",
        "tool-pivot-retainers-ventral",
        "tool-relief-floors-ventral"
      ],
      "axis": [
        1,
        0,
        0
      ],
      "pivot": [
        0,
        -10,
        -14
      ],
      "amount": 32,
      "order": 0
    }
  ],
  "labels": [],
  "annotations": [],
  "anchors": {
    "front": {
      "part": "cargo-thrust-platen",
      "face": "front"
    },
    "base": {
      "point": [
        0,
        0,
        0
      ],
      "up": [
        0,
        1,
        0
      ]
    }
  },
  "presentation": {
    "framing": {
      "yaw": 57,
      "pitch": 22,
      "fit": 1.03
    },
    "views": [
      {
        "id": "open",
        "label": "Capture release / radiators folded",
        "yaw": 57,
        "pitch": 22,
        "distance": 1.0
      },
      {
        "id": "crew",
        "label": "Crew and roof dock",
        "yaw": 40,
        "pitch": 23,
        "target": "crew-panorama-window-glass",
        "distance": 2.2
      },
      {
        "id": "cradle",
        "label": "Empty capture cradle",
        "yaw": 32,
        "pitch": 20,
        "target": "cargo-thrust-platen",
        "distance": 2.2
      },
      {
        "id": "drive",
        "label": "Four-drive engine island",
        "yaw": 146,
        "pitch": 22,
        "target": "engine-thrust-frame",
        "distance": 1.85
      },
      {
        "id": "thermal-root",
        "label": "Radiator bearing and root lock",
        "yaw": 70,
        "pitch": 28,
        "target": "radiator-knuckle-port--58",
        "distance": 4.5
      },
      {
        "id": "contact-head",
        "label": "Three ice lands, sleeve and transverse p",
        "yaw": -62,
        "pitch": 19,
        "target": "shoe-wear-tile-starboard",
        "distance": 0.75
      },
      {
        "id": "propellant",
        "label": "Tank straps, partial saddles and legs",
        "yaw": 110,
        "pitch": -18,
        "target": "water-tank--1",
        "distance": 1.1
      }
    ],
    "atmosphere": {
      "haze": 0.2,
      "scanlines": false,
      "vignette": true,
      "grid": false,
      "projector": false,
      "motes": 0
    },
    "occlusion": "xray",
    "certainty_style": "subtle",
    "background": "deep",
    "still_pose": "closed",
    "float": 0
  },
  "animation": {
    "assembly": {
      "style": "ceremony",
      "seconds": 5.6,
      "interference": false
    },
    "idle": {
      "life": "calm",
      "events": [
        "sweep",
        "shimmer"
      ],
      "cadence": [
        12,
        20
      ],
      "strength": 0.18
    },
    "camera": {
      "drift": 0,
      "breathe": 0,
      "tour": []
    },
    "reduced_motion": "still"
  },
  "authoring": {
    "tier": "unbounded",
    "research": "done",
    "sources": [
      "nasa-tug",
      "iss-truss",
      "iss-radiator"
    ],
    "review_rounds": 13,
    "outcome": "outstanding",
    "identity": [
      {
        "feature": "Four-jaw empty cradle forward, long compression spine and four aft drives",
        "parts": [
          "cargo-thrust-platen",
          "engine-thrust-frame",
          "spine-longeron--3--3"
        ]
      },
      {
        "feature": "Raised two-deck cab with panoramic glazing and roof dock",
        "parts": [
          "crew-lower-deck",
          "crew-panorama-window-glass",
          "docking-capture-ring"
        ]
      },
      {
        "feature": "Two folding radiator wings parallel to thrust",
        "parts": [
          "radiator-panel-port-0",
          "radiator-panel-starboard-0"
        ]
      }
    ],
    "next": [],
    "critic": {
      "scene_sha256": "91d44356279f79c36699443704644af3435ca8b4c45e6725c71b0a0b6c9bbb91",
      "verdict": "outstanding",
      "scores": {
        "silhouette": 3,
        "proportions": 3,
        "identity": 3,
        "depth": 3,
        "composition": 3,
        "assembly": 3,
        "motion": 3,
        "density": 3,
        "honesty": 3
      },
      "round": 13,
      "defects": 0
    },
    "rounds": [
      {
        "round": 1,
        "result": "baseline",
        "minutes": 0.4,
        "changes": [
          "draft"
        ],
        "summary": "The requested two-deck panoramic cab is identifiable as a cabin but its close view reads as a stack of similarly weighted horizontal loops. "
      },
      {
        "round": 2,
        "result": "kept",
        "minutes": 2.0,
        "changes": [
          "D1",
          "D2",
          "D3",
          "D4"
        ],
        "summary": "The nearest lower jaw runs into the bottom image edge and overlaps the title area. A substantial part of its end hardware is lost despite la"
      },
      {
        "round": 3,
        "result": "kept",
        "minutes": 3.3,
        "changes": [
          "D2",
          "D3",
          "D6",
          "D7"
        ],
        "summary": "The broad bow platen and its four square contact regions remain mostly featureless rectangles, especially beside the articulated jaw roots a"
      },
      {
        "round": 4,
        "result": "kept",
        "minutes": 3.5,
        "changes": [
          "D3",
          "D8"
        ],
        "summary": "No further defect requested in this round."
      },
      {
        "round": 5,
        "result": "kept",
        "minutes": 0.5,
        "changes": [],
        "summary": "The four-jaw function is count-correct, but long rails terminate in plain block pads and the large root bearings have no comparably readable"
      },
      {
        "round": 6,
        "result": "kept",
        "minutes": 3.8,
        "changes": [
          "D10",
          "D2",
          "D8",
          "D9"
        ],
        "summary": "The cradle's ends remain stacks of open-looking rectangular cages and square blocks. From the close-up, the difference between contact pad, "
      },
      {
        "round": 7,
        "result": "kept",
        "minutes": 4.7,
        "changes": [
          "D11",
          "D2",
          "D3",
          "D9"
        ],
        "summary": "The contact assemblies remain straight rectangular stacks: one broad open-looking box, a narrow central block, and a detached-looking end bl"
      },
      {
        "round": 8,
        "result": "kept",
        "minutes": 2.6,
        "changes": [
          "D12",
          "D2",
          "D8",
          "D9"
        ],
        "summary": "The four engine bell and gimbal units are distinct, but their broad polygonal backing plates visually merge into the central aft framework; "
      },
      {
        "round": 9,
        "result": "kept",
        "minutes": 2.4,
        "changes": [
          "D10",
          "D12",
          "D2"
        ],
        "summary": "The tank end hoops and small lower plates are visible, but the restraint-to-spine attachment remains a thin, abrupt meeting of large hoop an"
      },
      {
        "round": 10,
        "result": "kept",
        "minutes": 3.2,
        "changes": [
          "D12",
          "D2",
          "D9"
        ],
        "summary": "Each of the three broad ice-contact lands is a largely featureless chamfered slab. The small peripheral fasteners and carrier pivot are purp"
      },
      {
        "round": 11,
        "result": "kept",
        "minutes": 2.6,
        "changes": [
          "D13",
          "D9"
        ],
        "summary": "The domed ends, hoops and lower support/service blocks are developed, but the long tank barrel spans between the hoops remain nearly feature"
      },
      {
        "round": 12,
        "result": "kept",
        "minutes": 1.2,
        "changes": [
          "D12"
        ],
        "summary": "The long tank barrels between the developed end hoops remain mostly empty straight-sided spans, with isolated small boxes and no legible con"
      },
      {
        "round": 13,
        "result": "kept",
        "minutes": 2.5,
        "changes": [
          "D12"
        ],
        "summary": "No further defect requested in this round."
      }
    ]
  },
  "reading": {
    "how": [
      "Original fictional spacecraft designed for the supplied game brief.",
      "NASA modular-tug, ISS truss and thermal-control reasoning informs the architecture; no vehicle is copied.",
      "Every vessel dimension and hardware shape is designed/inferred. No flight-performance claim is made."
    ]
  }
}