LEGO Technic NASA Artemis Space Launch System Rocket Building Toy for Boys & Girls - STEM Learning & Space Toy W/3-Stage Launch Function for Kids, Ages 9+ - Idea for Birthdays - 42221
by LEGO
Recommended age: 9+
- BUILD AN OFFICIAL NASA ROCKET – Kids prepare to explore outer space with the LEGO Technic NASA Artemis Space Launch System Rocket (42221) building toy for boys and girls ages 9 years old and up
- 3-STAGE ROCKET SEPARATION – Young builders can turn the hand crank to watch the rocket separate in 3 distinct stages: solid rocket boosters, core stage, then upper stage with Orion spacecraft
- STEM BUILDING TOY FOR KIDS – This educational rocket kit was created in collaboration with NASA and ESA to showcase the authentic system that will launch the Orion spacecraft into lunar orbit
- PRETEND PLAY POSSIBILITIES – Kids can dream up creative space adventures with 4 astronaut nanofigures, blue flame details and an information panel for eye-catching display
- GIFT FOR BOYS & GIRLS – Makes a fun birthday present or holiday treat for kids who love space toys and STEM toys
- A FUN WAY TO BUILD – The LEGO Builder app includes digital tools that let kids track progress, zoom in and rotate models using 3D instructions
As an Amazon Associate we earn from qualifying purchases. Price verified Apr 8, 2026. Price may change.
About This Product
Kids set off on outer space adventures with the LEGO Technic NASA Artemis Space Launch System Rocket (42221) building toy for boys and girls ages 9 years old and up. This STEM building set, developed in collaboration with NASA and ESA, lets young builders construct an authentic rocket model that demonstrates the 3-stage separation process. Builders can turn the hand crank to watch the solid rocket boosters separate from the core stage, which then detaches, followed by the upper stage with its engine module, Orion spacecraft and launch abort system. This educational rocket kit includes 4 astronaut nanofigures, blue flame details and an information panel for creating an eye-catching display.
More Features
- DIMENSIONS – This 632-piece LEGO space set measures over 27.5 in. (70 cm) high, 6.5 in. (16 cm) long and 3 in. (8 cm) wide when the rocket is placed on top
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