LEGO Space Exploration Telescope (31378-1)
The Space Exploration Telescope (31378-1) is a LEGO Creator set that was released in January 2026 and is due to retire on December 2026.
This LEGO set has 278 pieces and had a RRP of $34.99 (£29.99 / 34.99€) which equates to a price per piece of 0.13c (0.11p / 0.13€). It has grown in value by 18.8% and now has a value of $41.56 based on average sale price over the last 6 months.
Price over time
View price history table
| Month | Avg Price | Sales |
|---|---|---|
| Feb 26 | $54.90 | 1 |
Minifigures
This set contains 0 minifigures.
Monthly sales
We have recorded 1 sales of the Space Exploration Telescope set since Feb 26. The chart below shows the number of recorded sales per month, which can help indicate the popularity and availability of this set on the secondary market.
My collection
Set details
Name: Space Exploration Telescope
Theme: Creator
Set number: 31378-1
Status: Active
Pieces: 278
Minifigures: 0
Jan 1, 2026
Jan 1, 2026
Jan 1, 2026
Jan 1, 2026
Dec 31, 2026 (est.)
Dec 31, 2026 (est.)
Dec 31, 2026 (est.)
Dec 31, 2026 (est.)
Shelf life: 3 months
$34.99
£29.99
34.99€
0.126c
0.108p
0.126€
Set value
Confidence: Low
Current value: $41.56
Increase from RRP: 18.8%
ROI Prediction
We estimate that 2 years after retirement the value of this set will have increased by 16.04%.
However it could be as low as -15.38% or as high as 38.23%
Set colors
The Space Exploration Telescope has 278 pieces and is ranked 4125 on the list of biggest LEGO sets ever made.
The most common colour in this set is Black
The most common part in this set is Brick, Round Corner 2 x 2 Macaroni with Stud Notch and Reinforced Underside
Stats
Frequently Asked Questions
How much is the LEGO Space Exploration Telescope (31378-1) worth?
The LEGO Space Exploration Telescope is currently worth $41.56 based on the average sale price over the last 6 months. The original retail price was $34.99.
How many pieces are in the LEGO Space Exploration Telescope?
The LEGO Space Exploration Telescope (31378-1) contains 278 pieces, making it the 4125th biggest LEGO set ever made.
Is the LEGO Space Exploration Telescope still available?
Yes, the LEGO Space Exploration Telescope is currently still active and available for purchase. The retail price is $34.99.
When was the LEGO Space Exploration Telescope released?
The LEGO Space Exploration Telescope (31378-1) was released in January 2026 as part of the Creator theme.
Price data last updated: Feb 26
