The fascination with outer space is timeless, and LEGO's space-themed sets brilliantly capture that sense of wonder and imagination. Space exploration not only fuels our quest to understand our place in the universe but also brings practical benefits to Earth, such as advancements in internet technology and medical imaging, thanks to dedicated space research. Moreover, the aspirational allure of venturing into the unknown inspires countless individuals to pursue science and engineering, dreaming of something greater than themselves.
For those who dream of exploring the cosmos, here are the top LEGO space-themed sets available for purchase in 2025:
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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.
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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 excellent value, offering versatility with the option to rebuild it into an astronaut or a futuristic spaceship. It's perfect for young children or adults looking to dip their toes into LEGO building 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's mastery in designing carnival rides shines through in this space-inspired roller coaster. With its rocket ship theme, it's a thrilling 3-in-1 build that can also be constructed as a drop tower or a swing carousel.
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Set: #31152
Age Range: 9+
Piece Count: 647
Dimensions: 10.5 inches tall
Price: $54.99
This 3-in-1 set allows you to transform the astronaut into an astronaut dog or a viper jet. The main astronaut build, however, is the highlight, complete with a black stand and a detachable jet pack.
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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
Ideal for wall decoration, this set features four 3D space-themed postcards inspired by the minimalist aesthetics of the '80s. The scenes include an observatory with shooting stars, a moon base with 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 set meticulously replicates the Lunar Vehicle from the 1972 Apollo 17 mission, complete with steering, suspension, and research equipment like comms 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 models the Perseverance Rover launched in 2020 to search for microbial life on Mars. It includes a model of the Ingenuity helicopter and an AR app that provides educational insights into 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 intricate Technic set uses gears to simulate 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, making it a unique and popular choice.
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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 captures the ambitious Artemis program, aimed at establishing a lunar base and facilitating Mars missions. The detailed model includes a multistage rocket, scaffolding, a crew bridge, and launch tower umbilicals, justifying its premium price with its size and detail.
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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
Exclusively available at the LEGO Store, this set offers a 3D portrait of our galaxy. It creatively uses elements like flower petals and ice cream scoops to form a colorful, cumulative effect when viewed 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
Co-designed by Pharrell Williams, this set symbolizes creativity and the power of dreaming big. It includes minifigures of Pharrell and Helen Williams, and 49 interchangeable heads, allowing personalization and inspiring a journey to the stars.
According to LEGO's official site, there are 25 LEGO Space sets available for purchase as of March 2025. This diverse collection includes everything from classic spacecraft replicas to modern spaceships.
These LEGO Space sets are not only fun but also serve as an excellent introduction to STEM interests. They can spark a lifelong passion for science and engineering or simply satisfy a fascination with space, which explains the enduring popularity of the LEGO Space theme.
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, take a look at our picks for the best LEGO sets to give as gifts.
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