How many pieces are in the NASA Artemis Space Launch System Rocket?

NASA Artemis Space Launch System Rocket contains 632 pieces.

What age is the NASA Artemis Space Launch System Rocket recommended for?

This set is recommended for ages 9+.

When was the NASA Artemis Space Launch System Rocket released?

NASA Artemis Space Launch System Rocket was released in 2026.

LEGO NASA Artemis Space Launch System Rocket set 42221

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🏛 Technic

Set #42221

NASA Artemis Space Launch System Rocket

The NASA Artemis Space Launch System Rocket is a fantastic educational model.

Before you buy

Who it's for: Ages 9+ · Intermediate build Ideal for space enthusiasts and young builders interested in learning about rocket mechanics.
Build: 632 pieces · about 3 hours Build time is an estimate.
Price: $59.99 list price · 9.5¢ per piece
Availability: Current release · expected exit Dec 31, 2027

★★★★☆ 4.2 community rating from 31 ratings

Fans appreciate the set's accurate representation of the Artemis rocket and its educational value, making it a fun and informative build. Some find the build process repetitive, but the final display model is generally well-received.

$59.99

Best Price

$53.99

You Save

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📝 Our Take

AI-assisted editorial summary, grounded in our LEGO database and public community discussions. How we use AI

The NASA Artemis Space Launch System Rocket is a fantastic educational model. This LEGO Technic set perfectly captures the excitement of space exploration and the engineering marvel of the Artemis program, making it a visually appealing and informative build.

This set is perfect for young space enthusiasts and budding engineers aged 9+. The build provides a hands-on learning experience about rocket stages and mechanics, while the finished model makes a great display piece.

Skip this if you're seeking complex Technic challenges or extensive play features. Consider larger, more intricate Technic sets like a car or crane for a more advanced building experience.

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🧱 Building Experience

AI-assisted build estimate, grounded in our LEGO database and public community discussions. How we use AI

🧩

632

Pieces

⏱

Estimated Build Time

📊

Intermediate

Difficulty

📏

16cm × 70cm × 8cm

Dimensions

Build Highlights:

Working mechanism to separate rocket stages
Detailed recreation of the Artemis Space Launch System
Educational experience of learning about rocket science
Impressive display model with accurate proportions

📈 Investment Analysis

AI-assisted investment analysis, grounded in our LEGO database and public community discussions. How we use AI

→ Price stable

Investment Grade

⏳ Current release

The NASA Artemis Space Launch System Rocket has moderate investment potential. Its connection to a real-world space program gives it a unique appeal to both LEGO and space enthusiasts. The set's reasonable price point and piece count make it accessible to a wide range of buyers, potentially driving demand upon retirement. However, its relatively small size and lack of exclusive elements may limit significant appreciation in the long term. Comparable Technic sets in the past have seen modest gains, suggesting a similar trajectory for this set.

Not Financial Advice: Content is for educational purposes only. Past performance doesn't guarantee future results. Full disclaimer

⚖ Compare Similar Sets

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This set offers a more compact and affordable alternative to larger LEGO space models. While it lacks the complexity of sets like the LEGO Saturn V (21309-1), its focus on educational play and accurate representation of the Artemis program makes it a compelling choice for younger builders and space enthusiasts on a budget. Consider the Saturn V for a more challenging and detailed build.

📦 Parts Inventory

Official piece count: 632
Parts cataloged in this inventory: 130 unique parts, 632 pieces

Missing a piece? Check this set piece by piece, with look-alike colors flagged and element IDs for replacements.

Sticker Sheet for...

Part #: 10115267 1× [No Color/Any Color]

Technic Axle Pin ...

Part #: 11214 2× Red

Technic Axle Pin ...

Part #: 11214 12× Dark Bluish Gray

Technic Beam 1 x ...

Part #: 11478 4× Black

String with End S...

Part #: 14226c31 1× Black

Technic Panel 3 x...

Part #: 15458 1× Black

Technic Axle 5 wi...

Part #: 15462 4× Reddish Brown

Tile Special Roun...

Part #: 15535 6× White

Technic Axle Pin ...

Part #: 18651 8× Black

Technic Pin Conne...

Part #: 18654 3× Black

Technic Pin Conne...

Part #: 18654 6× Lime

Technic Gear 16 T...

Part #: 18946 2× Red

Technic Pin Conne...

Part #: 22961 1× White

Technic Panel Fai...

Part #: 2387 1× Black

Technic Panel Fai...

Part #: 2389 1× Black

Technic Beam 1 x ...

Part #: 2391 2× Black

Technic Beam 1 x ...

Part #: 2391 3× Yellow

Technic Pin Conne...

Part #: 2393 2× Light Bluish Gray

Technic Panel Cur...

Part #: 24116 2× Black

Technic Panel Cur...

Part #: 24119 2× White

Technic Panel Cur...

Part #: 24119 6× Dark Orange

Technic Axle 3 wi...

Part #: 24316 4× Reddish Brown

Cylinder Half 2 x...

Part #: 24593 2× Dark Orange

Brick Round 1 x 1...

Part #: 25214 4× Black

Technic Pin Conne...

Part #: 27940 3× White

Plate 2 x 2

Part #: 3022 1× White

Plate 1 x 2

Part #: 3023 1× Black

Brick Round 1 x 1...

Part #: 3062b 2× White

Technic Beam 2 x ...

Part #: 3167 4× Dark Bluish Gray

Technic Pin 3/4

Part #: 32002 4× Tan

Technic Axle and ...

Part #: 32013 8× Blue

Technic Axle and ...

Part #: 32013 2× Light Bluish Gray

Technic Beam 1 x ...

Part #: 32017 1× Yellow

Technic Axle and ...

Part #: 32034 1× Black

Technic Axle and ...

Part #: 32034 2× Blue

Technic Axle 2 No...

Part #: 32062 9× Red

Technic Axle 5

Part #: 32073 2× Light Bluish Gray

Technic Bush 1/2 ...

Part #: 32123b 1× Yellow

Technic Bush 1/2 ...

Part #: 32123b 3× Light Bluish Gray

Technic Beam 2 x ...

Part #: 32140 15× Black

Technic Axle and ...

Part #: 32184 2× Yellow

Technic Gear 20 T...

Part #: 32198 1× Tan

Technic Beam 1 x ...

Part #: 32271 2× Light Bluish Gray

Technic Beam 1 x ...

Part #: 32278 6× Black

Technic Beam 1 x ...

Part #: 32316 13× Black

Technic Beam 1 x ...

Part #: 32316 2× Light Bluish Gray

Technic Beam 1 x ...

Part #: 32449 2× Black

Technic Beam 1 x ...

Part #: 32523 1× Dark Bluish Gray

Technic Beam 1 x ...

Part #: 32523 1× White

Technic Beam 1 x ...

Part #: 32523 2× Blue

Technic Beam 1 x ...

Part #: 32523 4× Black

Technic Beam 1 x ...

Part #: 32524 3× Dark Orange

Technic Beam 1 x ...

Part #: 32524 1× Lime

Technic Beam 1 x ...

Part #: 32524 9× Black

Technic Beam 1 x ...

Part #: 32524 1× White

Part #: 3708 4× Black

Technic Bush

Part #: 3713 3× Light Bluish Gray

Technic Bush

Part #: 3713 4× Black

Technic Axle Pin ...

Part #: 3749 3× Tan

Wave / Flame Smal...

Part #: 37775 1× Trans-Light Blue

Brick Round 2 x 2...

Part #: 3941 12× White

Cone 2 x 2 x 2, O...

Part #: 3942c 1× White

Cone 2 x 2 x 2, O...

Part #: 3942c 2× Black

Cone 2 x 2 x 2, O...

Part #: 3942cpr0005 2× White

Technic Connector...

Part #: 39793 1× Yellow

Technic Beam Fram...

Part #: 39794 3× Black

Technic Pin Long ...

Part #: 39888 6× Tan

Plate Round 2 x 2...

Part #: 4032a 16× Black

Plate Round 2 x 2...

Part #: 4032a 12× White

Plate Round 2 x 2...

Part #: 4032a 2× Dark Bluish Gray

Technic Beam 1 x ...

Part #: 40490 2× Light Bluish Gray

Technic Beam 1 x ...

Part #: 41239 1× Light Bluish Gray

Technic Beam 1 x ...

Part #: 41677 2× Black

Technic Beam 1 x ...

Part #: 41677 2× Blue

Technic Axle and ...

Part #: 42003 1× Lime

Technic Axle Conn...

Part #: 42135 1× Blue

Technic Axle Conn...

Part #: 42135 2× Black

Technic Driving R...

Part #: 42195 1× Light Bluish Gray

Technic Pin 1/2 w...

Part #: 4274 3× White

Technic Pin Long ...

Part #: 42924 51× Blue

Technic Axle Pin ...

Part #: 43093 13× Blue

Technic Axle 7

Part #: 44294 2× Yellow

Technic Pin Conne...

Part #: 44874 5× Light Bluish Gray

Technic Axle 3

Part #: 4519 14× Yellow

Technic Beam 1 x ...

Part #: 4586 2× Black

Brick Round 1 x 1...

Part #: 4588 1× White

Technic Pin Conne...

Part #: 46189 2× Blue

Dish 2 x 2 Invert...

Part #: 4740 1× Black

Dish 2 x 2 Invert...

Part #: 4740 2× White

Cone 4 x 4 x 2 Ho...

Part #: 4742 1× Dark Orange

Technic Pin Conne...

Part #: 49130 3× Light Bluish Gray

Wire Clip with Ax...

Part #: 49283 1× Light Bluish Gray

Cone 2 x 2 x 2 In...

Part #: 49309 1× Black

Technic Axle 32

Part #: 50450 2× Black

Technic Steering ...

Part #: 52730 1× Dark Bluish Gray

Technic Ball Join...

Part #: 53585 2× Black

Technic Panel Cur...

Part #: 5427 1× Black

Technic Axle 5.5 ...

Part #: 59426 2× Dark Bluish Gray

Technic Axle Conn...

Part #: 59443 3× Reddish Brown

Technic Axle Conn...

Part #: 59443 4× Black

Cone 1 x 1 [Top G...

Part #: 59900 1× White

Chain 16L [21 Links]

Part #: 60169 1× Dark Bluish Gray

Plate Round 4 x 4...

Part #: 60474 1× White

Technic Beam 1 x ...

Part #: 60483 4× Black

Technic Beam 1 x ...

Part #: 60483 8× Light Bluish Gray

Technic Beam 3 x ...

Part #: 60484 1× Red

Wave / Flame Roun...

Part #: 6126b 4× Trans-Orange

Technic Pin with ...

Part #: 61332 91× Black

Technic Beam 3 x ...

Part #: 61408 1× Black

Technic Universal...

Part #: 61903 1× Light Bluish Gray

Cone 3 x 3 x 2

Part #: 6233 3× White

Technic Pin Conne...

Part #: 62462 2× Red

Technic Pin Conne...

Part #: 62462 1× Black

Technic Axle and ...

Part #: 63869 3× White

Bar 6L with Stop ...

Part #: 63965 1× White

Weapon Lightsaber...

Part #: 64567 1× Bright Light Orange

Technic Pin Long ...

Part #: 65304 9× Orange

Technic Axle and ...

Part #: 6536 2× White

Technic Pin Conne...

Part #: 65487 7× Blue

Technic Pin Conne...

Part #: 65487 15× Black

Technic Axle 3 wi...

Part #: 6587 2× Dark Tan

Technic Gear 12 T...

Part #: 6589 1× Tan

Technic Beam 1 x ...

Part #: 6612 1× Light Bluish Gray

Technic Beam 1 x ...

Part #: 6632 5× Black

Technic Beam Fram...

Part #: 67491 3× Dark Bluish Gray

Brick Round, Half...

Part #: 68013 1× White

Wheel 41 x 15

Part #: 68327 1× Dark Orange

Technic Gear 12 T...

Part #: 69778 1× Blue

Technic Gear 20 T...

Part #: 69779 1× Dark Azure

Technic Axle and ...

Part #: 69819 2× Black

Technic Panel Fai...

Part #: 71682 2× Black

Technic Panel 3 x...

Part #: 71709 2× Black

Brick Round 3 x 3...

Part #: 73111 1× White

Technic Brick 1 x...

Part #: 73230 2× Dark Bluish Gray

Technic Beam 1 x ...

Part #: 73507 2× Black

Technic Worm Gear...

Part #: 73763 4× Light Bluish Gray

Brick Round 2 x 2...

Part #: 7654 6× White

Technic Connector...

Part #: 7660 1× White

Technic Steering ...

Part #: 77590 1× Light Bluish Gray

Plate Special 1 x...

Part #: 77845 3× Black

Bar 2L with Stop ...

Part #: 78258 1× Sand Green

Technic Beam 2 x ...

Part #: 80286 2× Black

Plate Round 1 x 1...

Part #: 85861 1× White

Technic Brick 1 x...

Part #: 85943 1× White

Technic Axle 4 wi...

Part #: 87083 9× Dark Bluish Gray

Technic Pin Conne...

Part #: 87408 1× Black

Bar 3L

Part #: 87994 2× Bright Green

Technic Pin 1/2 w...

Part #: 89678 4× Red

Technic Pin 1/2 w...

Part #: 89678 2× Dark Bluish Gray

Minifig Trophy St...

Part #: 90398pr0007 4× White

Technic Gear 16 T...

Part #: 94925 4× Light Bluish Gray

Tile Round 1 x 1

Part #: 98138 1× Black

Part #: 99773 1× Dark Bluish Gray

The set contains a useful selection of Technic beams, pins and connectors, making it a good source of essential elements for MOC builders working on mechanical models. The black and blue color scheme is also versatile for a variety of builds.

🛒 Where to Buy

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Walmart

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$56.99

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$59.99

LEGO (DE)

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€59.99

LEGO (US)

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$59.99

LEGO (CA)

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$79.99

💎 Notable Parts

Dark Orange Technic Panel Curved 7 x 3 with 2 Pin Holes through Panel Surface (6x) $2.00

Black Technic Beam 1 x 15 Thick (6x) $1.20

Black Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) (16x) $1.60

Est. BrickLink Part Value

$4.80

💡 MOC Potential

🚀 Alternate rocket designs or launch platforms

🚢 Fictional spaceship or spacecraft

🏛 Display stand or launch tower diorama

Community Insights

Real opinions from Reddit and YouTube

What Reddit Says

No Reddit discussions found for this set.

What YouTubers Say

2 videos found

BlockTalk AI

The LEGO NASA Artemis Space Launch System (10341) is perceived as an "insane product" and the biggest space-related LEGO set ever by Tiago Catarino. Solid Brix Studios provides an affiliate link to purchase the set from LEGO, suggesting a positive, or at least commercially aligned, view.

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What the Community Says

2 YouTube reviews

BlockTalk AI Summary

Reviews highlight the sheer scale of the Artemis SLS, positioning it as a flagship model within the LEGO space theme. The level of detail and accuracy is generally appreciated, appealing to both LEGO and space enthusiasts.