Outer space is one of LEGO's iconic themes, and it's no wonder why. The vast expanse of the cosmos sparks wonder and imagination like few other subjects can. The pursuit of space exploration brings with it numerous benefits, ranging from the philosophical quest to understand our place in the universe to the tangible technological advancements that have improved life on Earth. Innovations such as widespread Internet access and advanced medical imaging owe their existence to the pioneering work of space programs.
Moreover, the idea of venturing into the unknown in search of knowledge has ignited the dreams of countless children, inspiring them to explore the fields of science and engineering. This drive to push boundaries and discover new frontiers is what makes space exploration so compelling.
For the space enthusiast in everyone, here are some of the best LEGO space-themed sets you can purchase in 2025:
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Don't feel like scrolling through detailed descriptions? Here's a quick swipeable summary of our top picks for the best LEGO space sets.
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 into the world of LEGO. Beyond the primary build, it can transform into an astronaut or a futuristic spaceship, making it ideal for young children or beginners looking to explore LEGO without a significant financial commitment.
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Set: #31142
Age Range: 9+
Piece Count: 874
Dimensions: 10.5 inches high, 10.5 inches wide, 22 inches deep
Price: $109.99
LEGO excels at creating engaging carnival rides, and this space-inspired roller coaster, complete with rocket ship theming, is no exception. This 3-in-1 set can also be built as a drop tower or a swing carousel, offering multiple building experiences.
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Set: #31152
Age Range: 9+
Piece Count: 647
Dimensions: 10.5 inches tall
Price: $54.99
This versatile 3-in-1 set allows you to build an astronaut, an astronaut dog, or a viper jet. The primary astronaut build is particularly striking, featuring a detachable jet pack and a sleek black stand.
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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
This set includes four 3D space-themed postcards, inspired by the minimalist aesthetics of the '80s. Each postcard depicts a different scene: an observatory with shooting stars, a moon base during a lunar eclipse, a space shuttle launch, and a black hole, perfect for wall decoration.
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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 set meticulously replicates the Lunar Roving Vehicle from the Apollo 17 mission in 1972, featuring functional steering, suspension, and detailed research equipment such as 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
This set replicates the Perseverance Rover, launched in 2020 to search for signs of microbial life on Mars. It includes a model of the Ingenuity helicopter and an AR app to enhance the learning experience about the spacecraft and Martian environment.
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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 unique Technic set features a geared mechanism that lets you manually track the orbits of the Earth around the Sun and the Moon around the Earth. It also indicates the time of year and lunar phases based on their positions.
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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
This set represents the Artemis program's multiyear mission to establish a lunar base and eventually facilitate Mars missions. The model features a detailed multistage rocket with scaffolding, a crew bridge, and launch tower umbilicals, making it a comprehensive and impressive build.
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Set: #31212
Age Range: 18+
Piece Count: 3091
Dimensions: 15.5 inches high, 25.5 inches wide, 2 inches deep
Price: $199.99
Exclusive to the LEGO Store, this set creates a 3D portrait of the Milky Way Galaxy. It uses a variety of unique pieces, like flower petals and ice cream scoops, to create a colorful, artistic effect from a distance.
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Set: #10391
Age Range: 18+
Piece Count: 966
Dimensions: 19.5 inches high, 7.5 inches deep, 7 inches wide
Price: $109.99
This set, co-designed by Pharrell Williams, symbolizes creativity and the power of dreaming big. It includes minifigures of Pharrell and Helen Williams, along with 49 interchangeable heads, allowing you to personalize the model and prepare for a metaphorical blast off.
According to LEGO's official site, there are 25 LEGO Space sets available for purchase as of March 2025, offering a wide range from historical spacecraft replicas to modern spaceship designs.
LEGO Space sets serve as an excellent gateway to STEM education, fostering interest either as a fun hobby or as a potential career path. The allure of space also appeals to those who find it simply fascinating. It's no surprise that the LEGO Space theme has remained popular over the years and is likely to continue doing so.
For more inspiration, explore our picks for the best LEGO sets for adults and the best Star Wars LEGO sets. And if you're looking for the perfect gift, check out our recommendations for the best LEGO sets to give as presents.
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