Polaris I Space Lab (6972-1) is a Classic Space LEGO set released in 1987 with 390 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Classic Space sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 3 minifigures and 98 unique part types.
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Buying checklist
Quick context before you buy this set used or verify a marketplace listing.
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Release year
1987 (39 years ago — may be retired)
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Catalog scale
390 parts listed · 98 inventory lines tracked
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Minifigures
3 in this set's inventory — verify completeness when buying used
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Build manual
No digital manual in our catalog — check the box tab or LEGO.com
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Gray era
Pre-2004 set — may use old light/dark gray instead of bluish gray
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Shipping weight (est.)
~696 g for parts inventory (excludes box/minifig packaging)
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Before you buy used
Run the completion checker, compare photos to the inventory, and check live listings for sealed pricing
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Market value
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Minifigures in Polaris I Space Lab
Parts in this set
98 parts · page 1 of 3 · updating…
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Antenna 1 x 4 with Rounded Top3957a · ×3 · Trans-Red -
Baseplate Raised 32 x 32 Craters without Crater Studs3947a · ×1 · Light Gray -
Bracket 2 x 2 - 2 x 23956 · ×2 · Black -
![Bracket 3 x 2 - 2 x 2 [aka Space Seat]](https://cdn.rebrickable.com/media/parts/elements/6024078.jpg)
Bracket 3 x 2 - 2 x 2 [aka Space Seat]4598 · ×2 · White -
Brick 1 x 13005 · ×2 · Trans-Dark Blue -
Brick 1 x 13005 · ×2 · Black -
Brick 1 x 13005 · ×16 · White -
Brick 1 x 23004 · ×40 · White -
Brick 1 x 2 without Bottom Tube3065 · ×2 · Trans-Dark Blue -
Brick 1 x 33622 · ×17 · White -
Brick 2 x 23003 · ×2 · Black -
Brick 2 x 2 Corner2357 · ×1 · White -
Brick 2 x 2 without Inside Ridges3003a · ×2 · White -
Brick 2 x 43001 · ×2 · Black -
Brick Round 1 x 1 Open Stud3062b · ×4 · Black -
Brick Round 1 x 1 with Fins, Open Stud4588 · ×2 · Trans-Red -
Brick Round 2 x 2 with Axle Hole3941 · ×3 · Black -
Brick Round Corner 2 x 2 Macaroni with Stud Notch3063b · ×4 · White -
Brick Sloped 33° 3 x 2 with Classic Space Logo Print3298pr0039 · ×1 · White -
Brick Sloped 45° 2 x 1 with Bottom Pin3040b · ×4 · White -
Brick Sloped 45° 2 x 1 with Bottom pin, with 9 Large + 3 Small Black Buttons Print3040bpr0010 · ×2 · White -
Brick Sloped 45° 2 x 2 with 12 Buttons, 3 Red Lamps, Black Panel Print3039pr9996 · ×2 · White -
Brick Sloped 45° 2 x 33038 · ×2 · White -
Brick Sloped 45° 2 x 43037 · ×2 · White -
Brick Sloped 75° 2 x 1 x 3 with Open Stud4460a · ×6 · White -
Brick Sloped Inverted 33° 3 x 2, No Connections between Studs, Ovoid Bottom Pin3747a · ×1 · White -
![Brick Sloped Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]](https://cdn.rebrickable.com/media/parts/elements/366001.jpg)
Brick Sloped Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]3660 · ×2 · White -
Brick Sloped Inverted 45° 4 x 2 Double with 2 x 2 Recessed4871 · ×2 · White -
Brick Special 1 x 1 with Headlight4070 · ×14 · White -
Brick Special 1 x 2 x 2/3 with Studs on Sides4595 · ×4 · Black -
Brick Special 1 x 2 x 2/3 with Studs on Sides4595 · ×2 · White -
![Cone 1 x 1 [No Top Groove]](https://cdn.rebrickable.com/media/parts/elements/458926.jpg)
Cone 1 x 1 [No Top Groove]4589 · ×4 · Black -
![Cone 4 x 4 x 2, Axle Hole [Plain]](https://cdn.rebrickable.com/media/parts/elements/394326.jpg)
Cone 4 x 4 x 2, Axle Hole [Plain]3943b · ×1 · Black -
![Dish 2 x 2 Inverted [Radar]](https://cdn.rebrickable.com/media/parts/elements/4142995.jpg)
Dish 2 x 2 Inverted [Radar]4740 · ×4 · Trans-Red -
![Dish 6 x 6 Inverted, Radar / Webbed [No Anti-studs]](https://cdn.rebrickable.com/media/parts/ldraw/15/4285a.png)
Dish 6 x 6 Inverted, Radar / Webbed [No Anti-studs]4285a · ×2 · White -
Engine, Strakes, 2 x 2 Thin Top Plate4229 · ×2 · Black -
Equipment Control Panel2342 · ×2 · White -
Flexible Hose 8.5L with Tabless Ends (Ends same color as Tube)73590c01a · ×2 · Black -
Glass for Window 4 x 4 x 3 Roof4448 · ×4 · Trans-Dark Blue -
Hinge Brick 1 x 2 Base3937 · ×6 · White -
Hinge Brick 1 x 2 Top Plate Thin3938 · ×5 · White -
Hinge Plate 1 x 2 with 2 Fingers and Hollow Studs4276b · ×8 · White -
![Hinge Plate 1 x 2 with 3 Fingers [Hollow Studs]](https://cdn.rebrickable.com/media/parts/elements/4188523.jpg)
Hinge Plate 1 x 2 with 3 Fingers [Hollow Studs]4275b · ×8 · White -
![Hinge Plate 2 x 5 with Large Hole [Complete Assembly]](https://cdn.rebrickable.com/media/parts/ldraw/0/3149ec01.png)
Hinge Plate 2 x 5 with Large Hole [Complete Assembly]3149bc01 · ×2 · Black -
Lever Small Base with Black Lever298c02 · ×8 · Black -
![Panel 1 x 4 x 3 [Solid Studs]](https://cdn.rebrickable.com/media/parts/ldraw/15/4215a.png)
Panel 1 x 4 x 3 [Solid Studs]4215a · ×1 · White -
Panel 3 x 3 x 6 Corner Wall2345 · ×3 · White -
Panel 4 x 4 x 6 Corner Convex Ribbed4737 · ×1 · Black