Free models · Game-ready GLB
Modular
Every modern model below is a self-contained .glb under 25 MB that drops into three.js, Blender, Godot, Unity and Unreal, free to use and modify in commercial projects without attribution.
Load one straight from its CDN URL with a plain GLTFLoader, or take a whole themed set from the packs.
1,316 free GLB models
Vacuum Manifold (Spacecraft Thermal Test Chamber)
Supported three-branch vacuum manifold with two inline flange faces, upper instrument branch, thick open tube interiors and two bolted pipe saddles.
Viewport Protective Cover (Spacecraft Thermal Test Chamber)
Circular protective viewport cap with recessed rear seating lip and raised U-handle.
Optical Viewport (Spacecraft Thermal Test Chamber)
Machined optical viewport with thick annular housing, crisp glass-like disk and eight retaining screws. No transmissive haze.
Electrical Feedthrough Panel (Spacecraft Thermal Test Chamber)
Rectangular six-connector feedthrough panel with recessed black insulated sockets, individual copper contact pins and four mounting screws.
Harness Feedthrough Flange (Spacecraft Thermal Test Chamber)
Bolted round harness feedthrough flange with insulating center insert, six projecting conductor pins and actual flange bore.
Thermocouple Harness (Spacecraft Thermal Test Chamber)
Six fine thermocouple leads branching from a rectangular plug through two strain-relief wraps to six distinct metal sensor tips; arranged on a work surface.
Blanket Fastening Tray (Spacecraft Thermal Test Chamber)
Rimmed hardware tray containing twelve individual retainer rings and three broad fastening tabs.
Thermal Blanket Rack (Spacecraft Thermal Test Chamber)
Wheeled blanket rack with three suspended folded copper-colored multilayer blankets, raised seam rows and suspension eyelets.
Satellite Panel Coupon (Spacecraft Thermal Test Chamber)
Separate rectangular panel coupon with twelve separated test cells, thick backing sheet and four corner fasteners.
Small Satellite Test Article (Spacecraft Thermal Test Chamber)
Original unbranded instrument chassis with exposed corner rails, ribbed copper thermal panels, mounting feet, raised optical payload, whip antenna and two short hinged panel wings. Static ground-test article.
Payload Adapter Frame (Spacecraft Thermal Test Chamber)
Open rectangular payload adapter with four separately modeled mounting standoffs and captive bolt heads; central aperture remains clear.
Payload Mounting Table (Spacecraft Thermal Test Chamber)
Rigid payload fixture table with four supported legs, braced lower shelf and regular threaded mounting inserts modeled above a thick machined top.
Shroud Support Rail (Spacecraft Thermal Test Chamber)
Three-foot-supported shroud rail with thick machined upper guide and recessed-looking black running strip; paired rails carry the internal fixture.
Internal Thermal Shroud (Spacecraft Thermal Test Chamber)
Independent black cylindrical thermal shroud with real inner wall, copper longitudinal transfer strips and end retaining bands; open bore keeps the test article visible.
Door Sealing Ring (Spacecraft Thermal Test Chamber)
Separate continuous elastomer chamber seal with modeled radial and axial thickness; mates to the chamber mouth sealing groove.
Chamber Cradle (Spacecraft Thermal Test Chamber)
Broad bolted chamber saddle with thick concave contact profile, paired support legs and ground plate. Two saddles support the horizontal chamber shell.
Door Hinge Carriage (Spacecraft Thermal Test Chamber)
Wheeled door support carriage with braced mast, two long hinge arms and captive vertical hinge pins. Carries the parked open chamber door on a broad steel base.
Chamber End Door (Spacecraft Thermal Test Chamber)
Heavy circular chamber door with machined sealing rebate, elastomer ring, rear stiffeners, fasteners and lifting handle. Static open door is supported by a separate hinge carriage.
Horizontal Vacuum Chamber Body (Spacecraft Thermal Test Chamber)
Thick-walled horizontal vacuum chamber with modeled cylindrical interior, closed rear, open front bolted flange, external reinforcing rings and side pumping nozzle. Mounted on separate cradles.
Roofed Environmental Test Hall (Spacecraft Thermal Test Chamber)
Thirteen-metre enclosed environmental test hall with thick side and rear walls, full insulated roof, ceiling beams and one broad open-front service aperture. Finished interior floor supports its test and cleanroom equipment.
Astronomy Centre Base (Planetarium and Optical Observatory)
Seventeen-by-twelve metre astronomy centre base with individual pale paving tiles and a raised observation terrace supporting its dome and connected guardrails.
Observation Terrace Rail (Planetarium and Optical Observatory)
One-and-a-half metre terrace guard rail with three bars, two posts and broad anchor feet; end ports join actual guarded terrace edges.
Telescope Transport Cradle (Planetarium and Optical Observatory)
Padded telescope transport cradle with two shaped saddles, oak carrying base and separate support blocks. Empty cradle preserves an instrument-fitting role.
Instrument Storage Cabinet (Planetarium and Optical Observatory)
Closed oak instrument cabinet with separate inset blue doors, raised aluminium handles, top cap and ground feet.