How many pieces does the LEGO International Space Station (21321-1) have?

The LEGO International Space Station set (21321-1) contains 864 pieces. It was released in 2020 as part of the LEGO LEGO Ideas and CUUSOO theme.

How can I find missing parts for LEGO set 21321-1?

On BrickMissing you can check which parts from the LEGO International Space Station (21321-1) you already own. Add your LEGO collection and we'll show exactly which of the 864 pieces you're missing and which you already have.

Can I build the LEGO International Space Station with parts I already have?

Use BrickMissing's free parts checker to find out. Add LEGO sets you own to your collection and we'll cross-reference all 864 parts to show your buildability percentage and which specific pieces you still need.

What theme is the LEGO International Space Station from?

The LEGO International Space Station (21321-1) belongs to the LEGO LEGO Ideas and CUUSOO theme. You can browse all LEGO Ideas and CUUSOO sets on BrickMissing to find more sets from this theme.

International Space Station

21321-1 LEGO Ideas and CUUSOO 2020 864 parts 2.2% repair risk Intermediate

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.

21321-1

3D build progress

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Parts Inventory

🧱 864 parts

Part	Color	Qty	LEGO price each
Plate Special 2 x 2 with 1 Pin Hole [Complete Underside Rib] 10247	Light Bluish Gray	2×	€0,10 View at LEGO → View
Bar Holder with Clip 11090	White	3×	€0,12 View at LEGO → View
Brick Special 1 x 2 with 2 Studs on 1 Side 11211	Tan	1×	€0,13 View at LEGO → View
Sports Roller Skate 11253	Black	2×	€0,15 View at LEGO → View
Sports Roller Skate 11253	Light Bluish Gray	4×	€0,15 View at LEGO → View
Plate Special 1 x 2 with Clip Horizontal on Side 11476	Light Bluish Gray	2×	€0,15 View at LEGO → View
Slope Curved 2 x 1 No Studs [1/2 Bow] 11477	White	2×	€0,06 View at LEGO → View
Tile Round 2 x 2 with Silver Lines, Bolts/Dots Print 14769pr1112	Light Bluish Gray	3×	€0,39 View at LEGO → View
Slope Curved 2 x 2 x 2/3 15068	Light Bluish Gray	2×	€0,13 View at LEGO → View
Slope Curved 2 x 2 x 2/3 15068	White	7×	€0,13 View at LEGO → View
Plate 2 x 2 with 2 Pins 15092	Dark Bluish Gray	1×	€0,24 View at LEGO → View
Technic Pin Connector Hub with 1 Pin with Friction Ridges Lengthwise 15100	Black	4×	Check price → View