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Space Exploration Telescope, photo 1 of 131378Creator · 2026278 pcs

What it sells for

Across the UK market: sales here and on BrickLink, live eBay listings and BrickEconomy's valuation.

WhereNew / sealedUsedBased on
Set TraderSold · No sales yet——No sales yet
BrickLink (opens in a new tab)Sold · Not tracked yet——Not tracked yet
eBay UK (opens in a new tab)Asking · Not tracked yet——Not tracked yet
BrickEconomy (opens in a new tab)Value · Not tracked yet——Not tracked yet
LEGO RRPUK£30—Recommended retail price

Sold prices are completed sales; eBay prices are what sellers are asking right now. Percentages are against the UK RRP.

On Set Trader, by grade

Median completed sale, last 180 days.

GradeSoldSalesvs RRP
SSealed
—0—
AComplete, boxed
—0—
BComplete, no box
—0—
CComplete, no instructions
—0—
DIncomplete
—0—
XSold as seen
—0—

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Set 31378 · Creator

Space Exploration Telescope

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StatusRetiring soonUK RRP£29.99Pieces278Price per piece10.8p above theme avgAge8+Released3 Dec 2025Retiring31 Dec 2026

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Set details

Set number
31378
Theme
Creator › 3 in 1
Year
2026
Pieces
278
Age
8+
UK RRP
£29.99
US / EU RRP
$34.99 / €34.99
UK launch
3 Dec 2025
UK retirement
31 Dec 2026 (expected)
Availability
Retail
Packaging
Box
Box size
22.2 × 26.2 × 6.2 cm
Weight
0.478 kg
Barcode
EAN 5702018054727 · UPC 673419421461
Collectors
Owned by 823, wanted by 909 Brickset members
About this set

Boys and girls ages 8 and up can indulge their passion for science and space with this LEGO® Creator 3 in 1 Space Exploration Telescope (31378) building set. This detailed STEM toy offers 3 different building options with the same set of bricks. Kids can choose to build an adjustable telescope toy on a tripod with a solar system model featuring the sun and 7 planets that can be spun around. This can be rebuilt into an adjustable microscope toy or a UFO model with posable antennae and legs that flip out to display it. Each space toy includes a light brick (batteries included), which kids can activate by pushing a button to project images from the telescope onto a surface, illuminate images on the microscope or beam a light from underneath the UFO. There are 3 interchangeable decorated lenses, with images of a planet, a star and the Moon to project from the telescope or view inside the microscope. Please note models cannot be built simultaneously. Set contains 278 pieces. 3 IN 1 STEM TOY – LEGO® Creator 3 in 1 Space Exploration Telescope (31378) building toy lets boys and girls ages 8 plus build and rebuild 3 different space and science toys with the same bricks ENDLESS PRETEND PLAY OPTIONS – Kids can play out stories with 3 STEM building toys (models cannot be built simultaneously): a telescope toy with a solar system model, a microscope toy or a UFO model LIGHT BRICK – Push a button on each space toy to activate a light brick (batteries included): the telescope projects images, the microscope illuminates images and the UFO shines a beam 3 LENSES TO PROJECT AND VIEW – LEGO® space playset has 3 interchangeable decorated lenses, a planet, a star and the Moon, to project from the telescope on to a surface or view inside the microscope GIFT FOR KIDS – This great value LEGO® Creator 3 in 1 set is a space gift for kids, boys or girls ages 8 and up who love creative toys and imaginative play A FUN WAY TO BUILD – Let the LEGO® Builder app guide kids on an intuitive building adventure, where they can save sets, track progress and zoom in and rotate models in 3D while they build FEED YOUR KID’S PASSION – Every 3 in 1 set gives kids 3 different building options inspired by their biggest passions, including animals, vehicles and houses DIMENSIONS – This 278-piece imagination toy set features a telescope toy measuring over 10.5 in. (27 cm) at its highest, 5 in. (12 cm) at its longest and 7.5 in. (19 cm) wide

Set data from Rebrickable, Brickset (LEGO.com UK prices and dates), checked today. Spotted something wrong? Tell us.