Outer space has long been a beloved theme in the world of LEGO, captivating the imaginations of builders young and old. It's no wonder, given the thrilling sense of adventure and discovery that space exploration embodies. The pursuit of understanding our place in the universe not only fuels our curiosity but also drives practical innovations here on Earth. From the widespread availability of the Internet to advancements in medical imaging, the benefits of space research are evident in our daily lives.
Moreover, the aspiration to explore the unknown inspires countless individuals to dream bigger, fostering an interest in science and engineering. For those who share this passion for exploration, we present a curated list of the best LEGO space-themed sets available in 2025.
TL;DR: These Are My Favorite Space-Themed LEGO Sets
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Don't want to scroll through the blurbs? Here are our picks for the best sets, all in one side-swipable place.
1See it at Amazon!
Set: #31134
Age Range: 6+
Piece Count: 144
Dimensions: 2.5 inches high, 5 inches long and 6 inches wide
Price: $9.99
This space shuttle set is an affordable entry point into the world of LEGO space exploration. Not only can you build the shuttle as advertised, but you can also transform it into an astronaut or a futuristic spaceship. It's perfect for young children or adults new to the hobby who want to explore without making a significant financial commitment.
1See it at Amazon!
Set: #31142
Age Range: 9+
Piece Count: 874
Dimensions: 10.5 inches high, 10.5 inches wide, 22 inches deep
Price: $109.99
LEGO's expertise in crafting carnival rides shines through in this space-inspired roller coaster. The set, which features rocket ship theming, is a versatile 3-in-1 build. You can also construct it into a drop tower or a swing carousel, ensuring hours of imaginative play.
2See it at Amazon!
Set: #31152
Age Range: 9+
Piece Count: 647
Dimensions: 10.5 inches tall
Price: $54.99
Another versatile 3-in-1 set, this astronaut can be rebuilt into an astronaut dog or a viper jet. The primary build, mounted on a sleek black stand and complete with a detachable jet pack, is the highlight of this set.
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Set: #21340
Age Range: 18+
Piece Count: 688
Dimensions: 5.5 inches high, 3.5 inches wide, 1 inch deep each
Price: $49.99
Perfect for space enthusiasts looking to decorate their walls, this set consists of four 3D space-themed postcards inspired by '80s minimalist aesthetics. The scenes include an observatory with shooting stars, a moon base during a lunar eclipse, a space shuttle launch, and a black hole.
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Set: #42182
Age Range: 18+
Piece Count: 1913
Dimensions: 5.5 inches high, 15 inches long, 10 inches wide
Price: $219.99
This Technic-centric set models the Lunar Roving Vehicle from the Apollo 17 mission in 1972, featuring steering, suspension, and research equipment including communication technology, a drill, and a shovel.
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Set: #42158
Age Range: 10+
Piece Count: 1132
Dimensions: 9 inches high, 12.5 inches long, 9 inches wide
Price: $99.99
Reflecting the 2020-launched Perseverance Rover, this set includes a model of the Ingenuity helicopter and an AR app. Builders can delve deeper into the real-life spacecraft's mission to search for microbial life on Mars and learn about its environmental conditions.
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Set: #42179
Age Range: 10+
Piece Count: 526
Dimensions: 9 inches high, 12.5 inches long, 7 inches wide
Price: $74.99
This set is a marvel of engineering, allowing builders to track the orbits of the Earth around the Sun and the Moon around the Earth with a simple crank. It also helps you understand the time of year and lunar phases based on their positions. It's a unique and popular choice from the LEGO Technic line.
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Set: #10341
Age Range: 18+
Piece Count: 3601
Dimensions: 27.5 inches high, 10.5 inches wide, 12 inches deep
Price: $259.99
Representing the ongoing Artemis program aimed at establishing a lunar base and facilitating missions to Mars, this set features a detailed multistage rocket ready for launch. Complete with scaffolding, a crew bridge, and launch tower umbilicals, it's a comprehensive model that justifies its higher price point.
3See it at LEGO Store!
Set: #31212
Age Range: 18+
Piece Count: 3091
Dimensions: 15.5 inches high, 25.5 inches wide, 2 inches deep
Price: $199.99
Exclusively available at the LEGO Store, this set offers a 3D portrait of our home galaxy. It creatively uses various pieces, including flower petals and ice cream scoops, to create an intricate and colorful effect that's stunning from both up close and afar.
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Set: #10391
Age Range: 18+
Piece Count: 966
Dimensions: 19.5 inches high, 7.5 inches deep and 7 inches wide
Price: $109.99
Co-designed by Pharrell Williams, this colorful set symbolizes creativity and the power of dreaming big. It includes minifigures of Pharrell Williams and Helen Williams, along with 49 interchangeable heads, allowing you to insert yourself into the scene. It's a vibrant tribute to reaching for the stars.
According to LEGO's official site, there are 25 LEGO Space sets available for purchase as of March 2025. These sets range from classic spacecraft replicas to the latest in modern spaceship designs, offering something for every space enthusiast.
LEGO Space sets serve as an engaging gateway into STEM interests, whether as a fun hobby or a potential career path. The allure of space captivates many, making the LEGO Space theme a perennial favorite that continues to inspire and entertain. Its enduring popularity underscores the timeless fascination with the cosmos.
For more LEGO fun, be sure to check out our picks for the best LEGO sets for adults, as well as the best Star Wars LEGO sets. And if you're looking for the perfect gift, explore our recommendations for the best LEGO sets to give as gifts.
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