Space Exploration Telescope (LEGO 31378)

Author: lego_official

Building instructions for official LEGO set 31378 Space Exploration Telescope. Series: LEGO® Creator. Piece count: 278. Release year: 2026. Recommended age: 8+. 3 instruction manuals in total.

Space Exploration Telescope (LEGO 31378) cover

Brand
LEGO
Set number
31378
Series
Creator
Category
Sci-Fi
Pieces
278
Difficulty
3 / 5
Released
2026
Instruction pages
177 pages

About this set

This is LEGO Creator Space Exploration Telescope (31378), a 278-piece sci-fi set with a 3/5 difficulty rating, themed around astronomy. The build comes together in white, black, blue and yellow: a telescope on a tripod, paired with a solar system model where the planets sit on small stands, giving the whole thing an observatory-style display look. When building, group the tripod legs first and make sure all three feet line up before joining them, otherwise adjusting later gets awkward; work through the tube assembly from the main body outward, and sort the blue and yellow pieces by color since they cluster around the planets and stands. The selling point here is 3in1, so the same parts can become different builds. It suits people who like astronomy subjects and already have some building experience. At 278 pieces it is not a big commitment, and the 3/5 rating means a few structural steps need attention, but beginners can follow the instructions step by step.

  • Category: Sci-Fi
  • Difficulty: 3 / 5
  • Parts: 278
  • Brand: LEGO
  • Set number: 31378
  • Views: 10
  • Likes: 0

Instruction pages

Space Exploration Telescope (LEGO 31378) building instructions page 1Space Exploration Telescope (LEGO 31378) building instructions page 2Space Exploration Telescope (LEGO 31378) building instructions page 3Space Exploration Telescope (LEGO 31378) building instructions page 4Space Exploration Telescope (LEGO 31378) building instructions page 5Space Exploration Telescope (LEGO 31378) building instructions page 6Space Exploration Telescope (LEGO 31378) building instructions page 7Space Exploration Telescope (LEGO 31378) building instructions page 8Space Exploration Telescope (LEGO 31378) building instructions page 9Space Exploration Telescope (LEGO 31378) building instructions page 10