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86% positive of 44 · Positive · Live from Steam
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Unravel the mystery surrounding the lost vessel Diogenes. A story-driven retro platformer with elements of horror. Use the zero-g suit to explore the eerie corridors of a derelict ship filled with unknown lifeforms and dark secrets.
Live data from Steam, tracked by SteamPlayerBase.
What changed on Steam for this game since we started following it: prices and sales, builds, name, release date and review score.
Review score: 86% on 2026-11-01 → 86% today (44 reviews)
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Not tested by Valve yet. Results from Valve's own testing.
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Every build released on Steam for this game since we started tracking it, with the developer's patch notes. Updated within minutes of each new build.
The COSMONAUT Original Soundtrack is now included with each game purchase at no additional charge: http://cdn.edgecast.steamstatic.com/steamcommunity/public/images/clans/31482134/19db05d174e4138a5dae8a4646e478a26a8a321a.jpg 01. (1:26) Menu Theme 02. (1:39) Cro…
The COSMONAUT Original Soundtrack is now included with each game purchase at no additional charge: http://cdn.edgecast.steamstatic.com/steamcommunity/public/images/clans/31482134/19db05d174e4138a5dae8a4646e478a26a8a321a.jpg 01. (1:26) Menu Theme 02. (1:39) Cro…
Greetings from Neon Chasm! COSMONAUT will become Free-to-Play by January 1st, 2020. We sincerely thank all those who supported us by purchasing the game over the past two years. It is our hope this change will allow the game to be enjoyed by as many players as…
Studies say that this week is the best week of the year to move house for gillionth time, attempt the thirteenth Herculean task of speaking to the one human in a Royal Mail call centre, then injure your back. Anti-frustration, then, would be a perfect theme fo…