# LEGO 21321-1 — International Space Station (2020)

Source: https://www.brickmissing.com/sets/21321-1-international-space-station
Publisher: BrickMissing (https://www.brickmissing.com) — free LEGO parts checker. Not affiliated with the LEGO Group.

The LEGO Ideas International Space Station (21321-1) meticulously recreates the iconic orbital laboratory with 864 pieces. This detailed display model features a fully posable Canadarm2, assembled with articulated sections for realistic movement. Its core structure integrates two primary rotating joints, allowing builders to precisely position the eight adjustable solar panels. These panels are constructed to reflect the real ISS’s dynamic orientation. Designed for display, this authentic rendition showcases the intricate engineering of the station, resting on a sturdy black stand.

## Set facts

- Set number: 21321-1
- Name: International Space Station
- Theme: LEGO Ideas and CUUSOO › NASA
- Released: 2020
- Pieces: 864
- Distinct part + colour lots: 186
- Build difficulty: intermediate
- Repairability: 2.2% of this set's lots are hard to replace (4 of 186 part+colour combinations appear in three or fewer sets in the entire LEGO catalog).

## Complete parts list (186 lots, 864 pieces)

Prices are the official LEGO Pick a Brick price per individual part, where LEGO publishes one.

| Qty | Part | Colour | Part no. | LEGO element ID | LEGO price each |
| ---: | --- | --- | --- | --- | --- |
| 2 | Plate Special 2 x 2 with 1 Pin Hole [Complete Underside Rib] | Light Bluish Gray | 10247 | 6045988 | €0,10 |
| 3 | Bar Holder with Clip | White | 11090 | 6341465 | €0,12 |
| 1 | Brick Special 1 x 2 with 2 Studs on 1 Side | Tan | 11211 | 6024495 | €0,13 |
| 2 | Sports Roller Skate | Black | 11253 | 6088585 | €0,15 |
| 4 | Sports Roller Skate | Light Bluish Gray | 11253 | 6217791 | €0,15 |
| 2 | Plate Special 1 x 2 with Clip Horizontal on Side | Light Bluish Gray | 11476 | 6313114 | €0,15 |
| 2 | Slope Curved 2 x 1 No Studs [1/2 Bow] | White | 11477 | 6034044 | €0,06 |
| 3 | Tile Round 2 x 2 with Silver Lines, Bolts/Dots Print | Light Bluish Gray | 14769pr1112 | 6237231 | €0,39 |
| 2 | Slope Curved 2 x 2 x 2/3 | Light Bluish Gray | 15068 | 6102357 | €0,13 |
| 7 | Slope Curved 2 x 2 x 2/3 | White | 15068 | 6047220 | €0,13 |
| 1 | Plate 2 x 2 with 2 Pins | Dark Bluish Gray | 15092 | 6284702 | €0,24 |
| 4 | Technic Pin Connector Hub with 1 Pin with Friction Ridges Lengthwise | Black | 15100 | 6073231 | — |
| 1 | Brick Round 2 x 2 Dome Bottom [Open Stud] | White | 15395 | 6050914 | €0,17 |
| 4 | Tile Round 2 x 2 with Hole | White | 15535 | 6310185 | €0,07 |
| 3 | Tile Round 2 x 2 with Hole | Dark Bluish Gray | 15535 | 6055313 | €0,07 |
| 2 | Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) | Black | 15573 | 6092585 | €0,06 |
| 3 | Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) | White | 15573 | 6051511 | €0,06 |
| 1 | Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) | Light Bluish Gray | 15573 | 6066097 | €0,06 |
| 8 | Slope 45? 2 x 1 with 2/3 Cutout [New Version] | Black | 15672 | 6069000 | €0,05 |
| 12 | Slope 45? 2 x 1 with 2/3 Cutout [New Version] | White | 15672 | 6069002 | €0,05 |
| 3 | Tile Special 1 x 1 with Clip with Rounded Edges | White | 15712 | 6348055 | €0,12 |
| 3 | Tile Special 1 x 1 with Clip with Rounded Edges | Black | 15712 | 6335388 | €0,12 |
| 2 | Brick Round 2 x 2, Pin Holes | Light Bluish Gray | 17485 | 6372076 | €0,24 |
| 2 | Technic Axle Pin 3L with Friction Ridges Lengthwise and 2L Axle | Black | 18651 | 6089119 | €0,08 |
| 1 | Technic Pin Connector Round 1L [Beam] | White | 18654 | 6177114 | €0,05 |
| 5 | Plate Special Round 2 x 2 with Center Stud (Jumper Plate) | Light Bluish Gray | 18674 | 6183782 | €0,07 |
| 3 | Tile Round 1 x 1 with Hollow Bar | White | 20482 | 6186681 | €0,05 |
| 4 | Bar Holder with Hole and Bar Handle | White | 23443 | 6322489 | €0,07 |
| 8 | Technic Axle 11 | Light Bluish Gray | 23948 | 6178172 | €0,29 |
| 2 | Panel 1 x 3 x 1 | Dark Bluish Gray | 23950 | 6149768 | €0,15 |
| 2 | Large Figure Weapon Lightsaber Hilt with Axle Hole and Two Bar Holders | White | 24122 | 6310183 | €0,17 |
| 16 | Large Figure Weapon Lightsaber Hilt with Axle Hole and Two Bar Holders | Dark Bluish Gray | 24122 | 6310174 | €0,17 |
| 10 | Tile Special 1 x 2 Grille with Bottom Groove | Black | 2412b | 241226 | €0,06 |
| 4 | Plate 2 x 2 Corner | Light Bluish Gray | 2420 | 4211353 | €0,07 |
| 4 | Slope Curved 2 x 1 Inverted | White | 24201 | 6172927 | €0,06 |
| 64 | Tile 1 x 4 with Solar Panels Print | Dark Blue | 2431pr0115 | 6215341 | €0,44 |
| 4 | Plate 2 x 12 | White | 2445 | 244501 | €0,36 |
| 16 | Plate 2 x 12 | Orange | 2445 | 6313826 | €0,36 |
| 2 | Plate 2 x 12 | Light Bluish Gray | 2445 | 4211360 | €0,36 |
| 2 | Wedge Plate 3 x 3 Cut Corner | Black | 2450 | 4227684 | €0,12 |
| 2 | Wedge Plate 3 x 3 Cut Corner | White | 2450 | 245001 | €0,12 |
| 8 | Brick Special 1 x 2 with Pin | Black | 2458 | 245826 | — |
| 7 | Plate Special 1 x 2 Side Handle [Free Ends] | Light Bluish Gray | 2540 | 4211632 | €0,07 |
| 3 | Plate Special 1 x 1 Rounded with Handle | Light Bluish Gray | 26047 | 6225246 | €0,06 |
| 1 | Plate Round 2 x 2 with Rounded Bottom [Boat Stud] | White | 2654 | 4278271 | €0,07 |
| 7 | Plate Round 2 x 2 with Rounded Bottom [Boat Stud] | Black | 2654 | 4278359 | €0,07 |
| 3 | Technic Pin with Friction Ridges Lengthwise and Center Slots | Black | 2780 | 278026 | — |
| 4 | Brick Special 1 x 2 with Grille | Black | 2877 | 287726 | €0,16 |
| 1 | Lever Small Base with Black Lever | Light Bluish Gray | 298c02 | 4221775 | €0,19 |
| 2 | Brick 2 x 2 | White | 3003 | 300301 | €0,13 |
| 1 | Brick 1 x 8 | Black | 3008 | 300826 | €0,24 |
| 2 | Brick Curved 2 x 2, Two Top Studs | White | 30165 | 4624989 | €0,16 |
| 2 | Plate 2 x 4 | Light Bluish Gray | 3020 | 4211395 | €0,15 |
| 5 | Plate 2 x 4 | Dark Tan | 3020 | 4267874 | €0,15 |
| 4 | Plate 2 x 4 | Black | 3020 | 302026 | €0,15 |
| 8 | Plate 2 x 3 | Light Bluish Gray | 3021 | 4211396 | €0,13 |
| 1 | Plate 2 x 3 | White | 3021 | 302101 | €0,13 |
| 1 | Plate 2 x 2 | Tan | 3022 | 4114084 | €0,10 |
| 8 | Plate 2 x 2 | Dark Bluish Gray | 3022 | 4211094 | €0,10 |
| 3 | Plate 2 x 2 | White | 3022 | 302201 | €0,10 |
| 16 | Plate 1 x 1 | Pearl Gold | 3024 | 6069887 | €0,06 |
| 1 | Plate 1 x 1 | Black | 3024 | 302426 | €0,06 |
| 1 | Plate 1 x 1 | White | 3024 | 302401 | €0,06 |
| 1 | Plate 6 x 16 | Black | 3027 | 302726 | €2,11 |
| 4 | Flag 7 x 3 with Rod | White | 30292 | 6339199 | €0,62 |
| 2 | Flag 7 x 3 with Rod with Solar Panel print | Dark Blue | 30292pr0005 | 6314969 | — |
| 1 | Plate 2 x 8 | Black | 3034 | 303426 | €0,29 |
| 2 | Brick Round 2 x 2 x 2 Robot Body, Axle Holder '+' Orientation | Light Bluish Gray | 30361c | 6310181 | €0,44 |
| 1 | Brick Round 2 x 2 x 2 Robot Body, Axle Holder '+' Orientation | White | 30361c | 4194010 | €0,44 |
| 1 | Brick Round 2 x 2 Dome Top, Hollow Stud | White | 30367c | 4124120 | — |
| 1 | Bar 4L (Lightsaber Blade / Wand) | White | 30374 | 6116602 | €0,05 |
| 5 | Bar 4L (Lightsaber Blade / Wand) | Pearl Gold | 30374 | 6147169 | €0,05 |
| 4 | Slope 45? 2 x 2 | Black | 3039 | 303926 | €0,11 |
| 2 | Brick Round 1 x 1 Open Stud | Light Bluish Gray | 3062b | 4211412 | €0,06 |
| 8 | Tile 2 x 2 with Groove | White | 3068b | 306801 | €0,07 |
| 3 | Tile 2 x 2 with Groove | Black | 3068b | 306826 | €0,07 |
| 2 | Tile 2 x 2 with Groove | Orange | 3068b | 4542142 | €0,07 |
| 2 | Tile 1 x 2 with Groove | White | 3069b | 306901 | €0,07 |
| 6 | Tile 1 x 1 with Groove | White | 3070b | 307001 | €0,05 |
| 9 | Technic Brick 1 x 2 [2 Pin Holes] | White | 32000 | 3200001 | €0,10 |
| 8 | Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole] | Light Bluish Gray | 32054 | 4211865 | — |
| 4 | Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole] | Black | 32054 | 3205426 | — |
| 8 | Technic Axle 2 Notched | Black | 32062 | 4109810 | €0,07 |
| 4 | Technic Brick 1 x 2 with Axle Hole Type 1 [+ Opening] and Bottom Pin | Light Bluish Gray | 32064a | 6206249 | €0,17 |
| 2 | Technic Brick 1 x 2 with Axle Hole Type 1 [+ Opening] and Bottom Pin | White | 32064a | 6178921 | €0,17 |
| 3 | Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced | Light Bluish Gray | 32123b | 6271165 | €0,04 |
| 1 | Technic Plate 1 x 5 with Smooth Ends, 4 Studs and Centre Axle Hole | Black | 32124 | 6280168 | €0,11 |
| 4 | Technic Beam 1 x 15 Thick | Black | 32278 | 4542573 | €0,42 |
| 2 | Technic Beam 1 x 3 Thick | Black | 32523 | 4142822 | €0,10 |
| 2 | Slope Inverted 45° 4 x 1 Double with 1 x 2 Recessed | Dark Bluish Gray | 32802 | 6185675 | €0,17 |
| 2 | Slope Curved 2 x 2 x 2/3 Inverted | White | 32803 | 6210385 | €0,11 |
| 2 | Slope Curved 2 x 2 x 2/3 Inverted | Light Bluish Gray | 32803 | 6185676 | €0,11 |
| 4 | Plate Round 1 x 1 with Hollow Stud and Horizontal Bar 1L | Light Bluish Gray | 32828 | 6227897 | €0,05 |
| 2 | Slope 33° 3 x 4 | Black | 3297 | 6435854 | €0,33 |
| 12 | Slope 33° 2 x 2 Double | White | 3300 | 330001 | — |
| 2 | Plate Special 1 x 3 with 2 Studs with Groove and Inside Stud Holder (Jumper) | Light Bluish Gray | 34103 | 6211969 | €0,07 |
| 23 | Plate Special 1 x 2 Rounded with 2 Open Studs | Light Bluish Gray | 35480 | 6248890 | €0,07 |
| 2 | Plate Special 1 x 2 Rounded with 2 Open Studs | Dark Bluish Gray | 35480 | 6221607 | €0,07 |
| 1 | Brick 1 x 3 | Black | 3622 | 362226 | €0,15 |
| 4 | Fence Lattice 1 x 4 x 1 | White | 3633 | 4550171 | €0,18 |
| 3 | Plate 1 x 6 | White | 3666 | 366601 | €0,17 |
| 3 | Plate 1 x 6 | Black | 3666 | 366626 | €0,17 |
| 2 | Bracket 1 x 1 - 1 x 1 Inverted | Dark Bluish Gray | 36840 | 6225494 | €0,06 |
| 5 | Technic Brick 1 x 2 [1 Pin Hole] | Black | 3700 | 370026 | €0,12 |
| 1 | Technic Brick 1 x 4 [3 Pin Holes] | Black | 3701 | 370126 | €0,17 |
| 2 | Technic Brick 1 x 4 [3 Pin Holes] | White | 3701 | 370101 | €0,17 |
| 2 | Technic Brick 1 x 16 [15 Pin Holes] | Black | 3703 | 370326 | €0,82 |
| 1 | Technic Axle 4 | Red | 3705 | 6129995 | €0,08 |
| 1 | Technic Axle 12 | Red | 3708 | 6147702 | €0,27 |
| 4 | Technic Plate 2 x 4 [3 Holes] | Light Bluish Gray | 3709 | 4211444 | €0,13 |
| 2 | Plate 1 x 4 | Dark Bluish Gray | 3710 | 4211001 | €0,12 |
| 3 | Plate 2 x 6 | White | 3795 | 379501 | €0,19 |
| 2 | Plate Special 1 x 2 with Handles [Flat Ends / Low Attachment] | Light Bluish Gray | 3839b | 4211464 | €0,11 |
| 1 | Hinge Brick 1 x 2 Base | Black | 3937 | 393726 | €0,10 |
| 11 | Brick Round 2 x 2 with Axle Hole | Light Bluish Gray | 3941 | 4211526 | €0,11 |
| 1 | Bracket 2 x 2 - 2 x 2 | Light Bluish Gray | 3956 | 6254807 | €0,28 |
| 11 | Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) | Dark Bluish Gray | 4032a | 4211042 | €0,06 |
| 1 | Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) | Black | 4032a | 403226 | €0,06 |
| 3 | Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) | White | 4032a | 403201 | €0,06 |
| 2 | Plate Special 1 x 1 with Clip Light, Bar Hole [Thick Ring] | White | 4081b | 6281990 | €0,10 |
| 8 | Technic Driving Ring Connector Smooth [2 rounded and 2 flat side walls] | Light Bluish Gray | 42195 | 6273212 | €0,13 |
| 3 | Technic Pin 1/2 | Black | 4274 | 4143005 | €0,05 |
| 2 | Slope 33° 3 x 1 | Black | 4286 | 428626 | €0,10 |
| 3 | Technic Axle Pin with Friction Ridges Lengthwise | Black | 43093 | 4206482 | €0,06 |
| 1 | Wedge Plate 4 x 4 with 2 x 2 Cutout | Black | 43719 | 6275401 | €0,39 |
| 2 | Wedge Plate 4 x 4 with 2 x 2 Cutout | White | 43719 | 6275403 | €0,39 |
| 1 | Wedge Plate 3 x 2 Right | Black | 43722 | 4180508 | €0,15 |
| 1 | Wedge Plate 3 x 2 Left | Black | 43723 | 4180536 | €0,15 |
| 2 | Brick Curved 6 x 2 | Black | 44126 | 4180548 | €0,41 |
| 2 | Hinge Plate 1 x 2 Locking with 1 Finger on Side, without Groove | Black | 44567b | 6266244 | €0,13 |
| 1 | Tail Shuttle - Small | White | 44661 | 6253365 | €0,52 |
| 8 | Bracket 1 x 2 - 2 x 2 | Dark Bluish Gray | 44728 | 6117972 | €0,10 |
| 6 | Plate 1 x 10 | White | 4477 | 447701 | €0,16 |
| 4 | Plate 1 x 10 | Dark Bluish Gray | 4477 | 4257526 | €0,16 |
| 8 | Technic Axle 3 | Yellow | 4519 | 6130007 | €0,05 |
| 1 | Brick Special 1 x 2 x 2/3 with Studs on Sides | Light Bluish Gray | 4595 | 4211502 | €0,27 |
| 10 | Pneumatic T-Piece (T Bar) [New Style] | White | 4697b | 6289866 | €0,13 |
| 5 | Brick Special 1 x 1 Studs on 4 Sides | White | 4733 | 4111971 | €0,22 |
| 4 | Dish 2 x 2 Inverted [Radar] | Metallic Silver | 4740 | 6277260 | €0,28 |
| 8 | Bar 1L with Clip [Cut Edges and One Side Hole] [Gap in Clip] | Light Bluish Gray | 48729b | 4542590 | — |
| 4 | Technic Ball Joint with Through Axle Hole | Black | 53585 | 4286267 | €0,13 |
| 2 | Slope 30° 1 x 1 x 2/3 (Cheese Slope) | Light Bluish Gray | 54200 | 4521921 | €0,06 |
| 1 | Slope 30° 1 x 1 x 2/3 (Cheese Slope) | Black | 54200 | 4504382 | €0,06 |
| 4 | Slope 30° 1 x 1 x 2/3 (Cheese Slope) | White | 54200 | 4504369 | €0,06 |
| 2 | Technic Brick Modified 2 x 2 with Ball and Axle Hole, with 6 Holes in Ball | Dark Bluish Gray | 57909b | 4497253 | — |
| 8 | Technic Axle Connector Smooth [with x Hole + Orientation] | Dark Bluish Gray | 59443 | 4516546 | €0,06 |
| 4 | Plate Special 1 x 2 with Clips Horizontal [Open O Clips] | Light Bluish Gray | 60470b | 6337268 | €0,16 |
| 1 | Technic Axle 9 | Yellow | 60485 | 6130010 | €0,21 |
| 4 | Plate Special 1 x 1 with Clip Vertical [Thick Open O Clip] | White | 60897 | 6330191 | €0,08 |
| 1 | Hinge Brick 2 x 2 Top Plate Thin | Light Bluish Gray | 6134 | 4211881 | €0,15 |
| 1 | Plate Special 4 x 6 with Studs on 3 Edges with ISS and 'International Space Station' print | Black | 6180pr0005 | 6309250 | — |
| 16 | Technic Brick 1 x 1 with Pin Hole | Dark Bluish Gray | 6541 | 4210639 | €0,07 |
| 10 | Technic Pin Long with Friction Ridges Lengthwise, 2 Center Slots | Black | 6558 | 4514553 | — |
| 46 | Tile Special 2 x 3 with 2 Clips without Tab between Clips with Solar Panel print | Dark Blue | 65886pr0008 | 6331694 | €1,05 |
| 9 | Plate Round 1 x 1 with Open Stud | White | 85861 | 6168642 | €0,04 |
| 4 | Plate Round 1 x 1 with Open Stud | Black | 85861 | 6168646 | €0,04 |
| 1 | Cone 1.17 x 1.17 x 2/3 (Fez) | White | 85975 | 6173141 | €0,11 |
| 5 | Cone 1.17 x 1.17 x 2/3 (Fez) | Black | 85975 | 6203937 | €0,11 |
| 14 | Slope 30? 1 x 2 x 2/3 | White | 85984 | 4547489 | €0,07 |
| 16 | Slope 30? 1 x 2 x 2/3 | Light Bluish Gray | 85984 | 4568637 | €0,07 |
| 4 | Tile 2 x 4 with Groove | Light Bluish Gray | 87079 | 4560183 | €0,16 |
| 2 | Bar 5L with Handle (Friction Ram) | Light Bluish Gray | 87618 | 4565433 | €0,18 |
| 37 | Bar 3L | Light Bluish Gray | 87994 | 6093527 | €0,06 |
| 1 | Plate Special 1 x 2 with Bar Up [Horizontal Arm 5mm] | Dark Bluish Gray | 88072 | 6261355 | €0,18 |
| 2 | Slope Brick Curved 2 x 4 x 2/3 No Studs, with Bottom Tubes | White | 88930 | 4583297 | €0,19 |
| 2 | Minifig Trophy Statuette, Astronaut Print | White | 90398pr0012 | 6199668 | — |
| 4 | Bar 3L with Handle, Stop Ring and Side Stops (Minifig Ski Pole) | Pearl Gold | 90540 | 6292254 | €0,15 |
| 2 | Technic Brick Special 2 x 2 with Ball Socket Wide and Axle Hole | White | 92013 | 4619762 | — |
| 3 | Plate Special 1 x 2 [Top Clip] | White | 92280 | 4598527 | — |
| 1 | Brick Round 2 x 2 [Grill] | White | 92947 | 4650644 | €0,12 |
| 2 | Arm Skeleton Bent with Clips at 90° [Vertical Grip] | White | 93061 | 6252200 | €0,11 |
| 2 | Slope Curved 4 x 1 Double with No Studs | White | 93273 | 6023806 | €0,15 |
| 4 | Bracket 1 x 2 - 2 x 4 | Light Bluish Gray | 93274 | 6118827 | €0,15 |
| 1 | Brick and Axle Separator v2.0 | Orange | 96874 | 4654448 | — |
| 1 | Brick Round 2 x 2 Truncated Cone | Black | 98100 | 4653822 | €0,15 |
| 1 | Brick Round 2 x 2 Truncated Cone | White | 98100 | 4649167 | €0,15 |
| 1 | Brick Round 2 x 2 Truncated Cone with Black Squares print | Light Bluish Gray | 98100pr0010 | 6313734 | — |
| 5 | Tile Round 1 x 1 | White | 98138 | 6284572 | €0,04 |
| 1 | Tile Round 1 x 1 | Dark Bluish Gray | 98138 | 6284596 | €0,04 |
| 3 | Tile Round 1 x 1 with Soda Can Tab, Ring Pull Print | Flat Silver | 98138pr0035 | 6322904 | €0,13 |
| 10 | Bracket 1 x 2 - 2 x 2 Inverted | Light Bluish Gray | 99207 | 4654580 | €0,10 |
| 4 | Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot] | Flat Silver | 99563 | 6208446 | €0,05 |
| 10 | Bracket 1 x 2 - 1 x 2 Inverted | White | 99780 | 6070698 | €0,10 |
| 2 | Bracket 1 x 2 - 1 x 2 Inverted | Black | 99780 | 6020193 | €0,10 |
| 2 | Bracket 1 x 2 - 1 x 2 | White | 99781 | 6018774 | €0,10 |
| 2 | Bracket 1 x 2 - 1 x 2 | Light Bluish Gray | 99781 | 4654582 | €0,10 |

## Notes

- Track which of these parts you own and see what is missing: https://www.brickmissing.com/sets/21321-1-international-space-station
- Inventory data is based on official LEGO inventories via the Rebrickable catalog, updated daily.
- Part images, minifigure lists and related sets are on the set page: https://www.brickmissing.com/sets/21321-1-international-space-station