LEGO Ideas International Space Station 21321 – 864-Piece Display Model for Adults

The LEGO Ideas International Space Station 21321 invites adults and seasoned builders to recreate a true-looking orbiting laboratory. This 864-piece build emphasizes authentic details and thoughtful craftsmanship, finishing as a striking centerpiece on display. Included are a stand, a buildable mini NASA space shuttle, and three cargo spacecraft, complemented by two astronaut microfigures to add scale and storytelling potential.

What’s inside

• 2 rotating joints with 8 adjustable solar panels for flexible angles and viewing from different sides
• Posable Canadarm2 to recreate docking and maintenance scenes
• Display stand, a buildable mini NASA space shuttle, and 3 cargo spacecrafts
• 2 astronaut microfigures for scale and narrative options
• 148-page booklet with fascinating ISS facts and insights into the fan designer and LEGO designer
• A nod to LEGO Ideas’ 10th anniversary, celebrating fan-created concepts

Build, display and inspiration

The build sequence is guided by illustrated instructions that step you through every detail, from the modular structure to the precise exterior panels. The included 148-page booklet expands the experience with ISS facts, design notes, and background on the LEGO fan who inspired the model, plus insights from the LEGO designer.

• Challenging yet approachable for dedicated builders seeking a rewarding, long-form build
• Rich display potential as a desk, shelf, or wall-adjacent centerpiece
• Premium model quality that invites careful exhibit positioning and care

In terms of presence, the model measures over 7 inches tall, 12 inches long and 19 inches wide, creating a bold visual anchor in any room. It’s a compelling conversation starter for space fans, collectors, and fans of detailed, display-ready LEGO creations.

Whether you’re shopping for a space enthusiast, an adult LEGO fan, or someone who appreciates a challenging, immersive build, this set offers a thoughtful, display-focused experience. It presents possibilities—without guarantees—of a memorable, hands-on project and a distinctive room centerpiece.