NASA Artemis Space Launch System Rocket (42221-1) is a set in the Technic theme, released in 2026. It has 632 pieces.
In numbers
Over the last 30 days the lowest shop price recorded for this set was 44.51 USD, taken from 30 days with a price on record.
Since 9/25/2026 the lowest shop price has fallen from 55.86 USD to 44.85 USD, by 20 % (based on 40 days with a price on record).
LEGO expects to retire this set in December 2027.
Product details
- Number
- 42221-1
- Name
- NASA Artemis Space Launch System Rocket
- Theme
- Technic
- Released
- January 2026
- Launched
- January 2026
- Retires
- December 2027 (expected)
- Pieces
- 632
- RRP
- ≈ 57.24 USD (79.99 CAD) (Canada)≈ 67.28 USD (59.99 EUR) (Germany)≈ 73.79 USD (54.99 GBP) (United Kingdom)59.99 USD (United States)
- Price per piece
- ≈ 0.091 USD (0.127 CAD) (Canada)≈ 0.106 USD (0.095 EUR) (Germany)≈ 0.117 USD (0.087 GBP) (United Kingdom)0.095 USD (United States)
- Best price (30 days)
- 44.51 USD
- Price per piece (best offer)
- 0.071 USD
BrickLink market data
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Description from LEGO.com
Rocket building kit with launch system for space lovers
Read the full description
Launch a journey of discovery with this NASA Artemis Space Launch System Rocket model kit (42221) for boys, girls and kids ages 9 plus. The educational LEGO® Technic™ set shows the moment a rocket launches, in 3 distinct stages. Turn the crank to see the solid rocket boosters separate from the core stage, which then also detaches. Continue turning to watch the upper stage with its engine module, Orion spacecraft and launch abort system separate.This rocket building kit has been developed in collaboration with NASA and ESA, and lets kids explore the space launch system that will launch the Orion spacecraft into lunar orbit. It includes 4 astronaut nanofigures, fun blue flame details, plus an information panel to create an eye-catching display.This LEGO Technic building set makes a fun gift for space enthusiasts. Kids can build with confidence using the LEGO Builder app, which lets them zoom, rotate in 3D and track progress with easy-to-follow digital instructions. Set contains 632 pieces.
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Pricing
Price history
- Lowest shop price now44.85 USD
- Lowest ever 44.51 USD
Monthly lows as a table
| Month | Lowest price |
|---|---|
| November 2026 | 44.68 USD |
| October 2026 | 44.51 USD |
| September 2026 | 50.66 USD |
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Building instructions
Parts in this set
177 inventory lines