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Universe Sandbox Legacy

Universe Sandbox Legacy

16 / 16 achievements100%100% COMPLETE ✓
Ultra Rare8 / 8
Very Rare1 / 1
Rare2 / 2
Uncommon2 / 2
Common3 / 3

About Universe Sandbox Legacy's achievements

Universe Sandbox Legacy has 16 Steam achievements, 8 of them ultra-rare — unlocked by under 5% of players. The rarest is "Startup Too Many", earned by just 1.1% of players. 8 SteamVault members have 100%-completed it so far. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.

Rarest achievement
1.1%
of players earned "Startup Too Many"
SteamVault 100%s
8
members fully completed it

Community Ratings

No ratings yet
Difficulty—
Easy → Brutal
Enjoyment—
Meh → Loved it
Grindiness—
No grind → Huge grind
Want to rate Universe Sandbox Legacy? Sign in with Steam — one rating per person.

All Universe Sandbox Legacy achievements

Your unlocked achievements
16 achievements
One Month
✓One Month
Rule over your universe for 30.4 days
Ultra Rare1.2%✓ 19 Mar 2026
One Year
✓One Year
Rule over your universe for 12 months
Ultra Rare1.1%✓ 7 Feb 2026
One Day
✓One Day
Rule over your universe for 24 hours
Ultra Rare3.3%✓ 19 Jan 2026
Learner
✓Learner
Finish five tutorials
Rare23.3%✓ 27 Nov 2016
Heat Wave
✓Heat Wave
Crash the Earth into the Sun
Uncommon33.5%✓ 27 Nov 2016
Snowball Earth
✓Snowball Earth
Freeze the Earth by moving it farther from the Sun
Common64.7%✓ 27 Nov 2016
Photographer
✓Photographer
Capture 100 screenshots
Ultra Rare2.9%✓ 26 Nov 2016
The Answer
✓The Answer
Result of millions of years of computation
Ultra Rare5.0%✓ 26 Nov 2016
The Code
✓The Code
Some will know from their childhood; some were not born yet
Very Rare6.1%✓ 26 Nov 2016
Startup Too Many
✓Startup Too Many
Start Universe Sandbox 10^4 = 10000 times
Ultra Rare1.1%✓ 10 Sept 2015
One Hour
✓One Hour
Rule over your universe for 60 minutes
Uncommon43.8%✓ 6 Sept 2015
Startup Kilo
✓Startup Kilo
Start Universe Sandbox 10^3 = 1000 times
Ultra Rare1.3%✓ 6 Sept 2015
Startup Hecto
✓Startup Hecto
Start Universe Sandbox 10^2 = 100 times
Ultra Rare2.2%✓ 6 Sept 2015
Startup Deka
✓Startup Deka
Start Universe Sandbox 10^1 = 10 times
Rare29.2%✓ 6 Sept 2015
One Minute
✓One Minute
Rule over your universe for 60 seconds
Common96.9%✓ 21 Jul 2014
Startup the Universe
✓Startup the Universe
Start Universe Sandbox at least once
Common97.5%✓ 21 Jul 2014