Best Toy Lego Space Building Sets of 2026

Jimmy Roof Avatar
Jimmy Roof
Last Updated: Jan 21, 2026

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The Toy Lego Space Building Sets are a perfect way to encourage children's creativity and imagination. These sets allow children to build their own spaceships, space stations, and rovers using Lego bricks and other accessories. The sets come with detailed instructions, making it easy for children to follow and build their models. The Toy Lego Space Building Sets are not only fun to play with, but also offer educational benefits, including improving cognitive skills, problem-solving, and fine motor skills. These sets are a great gift for any child who loves space and building things.

At a Glance: Our Top Picks

LEGO Botanicals Happy Plants Building Set 10349 Cover #TOP 1
LEGO Botanicals Happy Plants Building Set 10349
ftb score rating icon 9.9
LEGO Star Wars Mandalorian & Grogu Speeder Bike Set 75436 Cover #TOP 2
LEGO Star Wars Mandalorian & Grogu Speeder Bike Set 75436
ftb score rating icon 9.8
LEGO Creator 3 in 1 Space Shuttle Set Cover #TOP 3
LEGO Creator 3 in 1 Space Shuttle Set
ftb score rating icon 9.6

Top 5 Toy Lego Space Building Sets

#TOP 1

LEGO Botanicals Happy Plants Building Set 10349

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Multicolor
LEGO Botanicals Happy Plants Building Set 10349 Cover
LEGO Botanicals Happy Plants Building Toy for Kids, Girls, and Boys 9+ - Playroom Decor for Desk or Shelf - Birthday Gift Idea for Young Gardeners - Artificial Indoor Plant for Play & Display - 10349

The LEGO Happy Plants Set is perfect for kids aged 9 and up who enjoy hands-on building and creativity. It lets you construct charming baby dracaena and pilea plants, giving you a fun and colorful project to enjoy. This set encourages imaginative play, allowing you to build alone or team up with friends or family for shared fun. Once built, these cheerful plants brighten up your room, desk, or shelf, doubling as playful indoor decor. It's a great way to combine crafting with a love of nature, making your space more lively and inviting.

What We Like
Cute and colorful design
Easy and fun assembly
Great gift option
Perfect for desk or shelf
Affordable price point
#TOP 2

LEGO Star Wars Mandalorian & Grogu Speeder Bike Set 75436

6588611
Multicolor
LEGO Star Wars Mandalorian & Grogu Speeder Bike Set 75436 Cover
LEGO Star Wars The Mandalorian & Grogu’s Speeder Bike Building Toy for Boys & Girls - Pretend Play Space Vehicle W/2 Star Wars Character Figures for Kids, Ages 6+ - Gift Idea for Birthdays - 75436

The LEGO Mandalorian Speeder Bike lets you dive into exciting Star Wars adventures by speeding across Tatooine. It includes two beloved characters: The Mandalorian with a blaster that easily switches from pistol to rifle, and Grogu, who fits snugly in the attached satchel. Designed for quick assembly, this set means you won’t have to wait long before you start playing. The speeder bike features a driver’s seat for The Mandalorian and a spot for Grogu, plus a place to clip the blaster rifle on the back, making your pretend battles more realistic and fun.

What We Like
Includes 2 detailed minifigures
Quick and easy build
Authentic speeder bike features
Encourages imaginative play

LEGO Creator 3 in 1 Space Shuttle Set

6425609
White
pack of 1
LEGO Creator 3 in 1 Space Shuttle Set Cover
LEGO Creator 3 in 1 Space Shuttle Toys - Space Toys Building Set for Boys & Girls, Ages 6+ - Option to Build 2 Spaceships or Astronaut - Educational Gift for Kids Birthday & Holidays - 31134

The LEGO Space Shuttle Set offers an exciting building experience for kids aged 6 and up. You can construct a detailed space shuttle equipped with an opening hatch and a removable satellite, sparking imaginative play. Alternatively, switch it up and build a dynamic spaceship with movable wings, perfect for role-playing adventures in outer space. For even more fun, transform the set into a posable astronaut figure, complete with a jetpack and flag. This versatile set encourages creativity and enhances fine motor skills while providing hours of entertainment.

What We Like
3-in-1 versatile design
Affordable price point
Fun and engaging builds
Compact and display-worthy
Educational value
#TOP 4

LEGO City Interstellar Spaceship 60430

6470824
Multicolor
LEGO City Interstellar Spaceship 60430 Cover
LEGO City Interstellar Spaceship Toy for Kids, Creative Play Space Building Set with Spacecraft Model, Drone, and Astronaut Figure, Building Toy for Boys, Girls and Kids Ages 6 and Up, 60430

The LEGO Interstellar Spaceship is perfect for young explorers eager to embark on thrilling space adventures. This set includes everything you need to create a vibrant spaceship, a drone bot, and an astronaut figure. You can enhance your playtime by inserting a toy battery pack to activate the spaceship's fold-out thrusters, allowing for fast-paced space travel. Additionally, the drone can easily be transformed into a jetpack, adding even more fun. With the LEGO Builder app, you can follow along with a digital guide to see your model from all angles, making building an exciting experience.

What We Like
Imaginative play opportunities
Engaging digital building guide
Transformable drone features
Complete playset for kids
#TOP 5

LEGO Creator 3-in-1 Flowers in Watering Can Set

6470625
Multicolor
LEGO Creator 3-in-1 Flowers in Watering Can Set Cover
LEGO Creator 3 in 1 Flowers in Watering Can Building Toy Set - Fun, Creative Activity for Kids, Girls and Boys, Ages 8+ - Building Options for Rain Boots or Birds - Cute Birthday Gift Idea - 31149

The LEGO Creator Flowers Set offers a fun and creative building experience for kids aged 8 and up. With this set, you can build and rebuild three colorful models using the same bricks, which keeps playtime fresh and exciting. The set features nature-inspired designs, including flowers in a watering can, flowers in a yellow boot, and birds on a perch, allowing you to explore imaginative storytelling. The interactive parts, like movable flower petals and butterflies that look like they’re flying, add extra fun and engagement. Plus, these bright models make great decorations to brighten up any room.

What We Like
Three buildable models
Interactive movable parts
Nature-inspired designs
Encourages imaginative play
Colorful display pieces
Buying Guide Image

Frequently Asked Questions (FAQs)

1. How many Lego Space sets are there?

Lego Space is a Lego theme that features astronauts, spaceships, and extraterrestrial life. Originally introduced in 1978, it is one of the oldest and most expansive themes in Lego history, and contains over 200 individual sets.

2. Is the LEGO ISS discontinued?

The set is estimated to retire sometime within mid to late 2022. Once retired, the expected annual growth will be close to 6% after the second year, which will value the set between $83 and $88 shortly after it is retired.

3. Will LEGO make a Space shuttle?

A big kit with big fun – the Lego NASA Space Shuttle Discovery set is an enjoyable build that is out of this world.

4. What is the rarest Lego space set?

Rare LEGO sets can fetch thousands of dollars; it can be a very competitive market, not unlike buying and selling art or playing the stock market. Set 926-1, 'The Space Command Centre' is the most valuable LEGO set, currently valued at $10,141.

Editor's Notes

During our toy lego space building set research, we found 24 toy lego space building set products and shortlisted 5 quality products. We collected and analyzed 110,810 customer reviews through our big data system to write the toy lego space building sets list. We found that most customers choose toy lego space building sets with an average price of $20.61.

The toy lego space building sets are available for purchase. We have researched hundreds of brands and picked the top brands of toy lego space building sets, including LEGO and more. The seller of top 1 product has received honest feedback from 384 consumers with an average rating of 4.7.

Written by
Jimmy Roof Avatar

Jimmy Roof is a toy designer who lives in Chicago with his family. He works in a big toy firm, so he is surrounded by toys every day. Throughout his career, he has developed expertise in children's toys, baby products and preschool education. Jimmy Roof often publishes articles related to toys on key websites.