Astroneer achievements


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There are 54 Astroneer achievements worth 4,756 (1,000)

22,975 tracked gamers have this game, 147 have completed it (0.64%)

Achievement Details

Secret Achievement in Astroneer

Secret Achievement62 (10)

Continue playing to unlock this achievement. (Secret)

  • Unlocked by 594 tracked gamers (3% - TA Ratio = 6.21) 22,976  

Achievement Guide for Secret Achievement

308,588 (165,055)
Achievement won on 25 Jun 19
TA Score for this game: 3,742
Posted on 28 June 19 at 07:49
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This achievement requires you to activate the Gatewat Engine of Calidor the Arid planet of this solar system.

As for any other Gateway Engine, you need to activate a Gateway Chamber first. They both are tall black geometric structures.
(See =>
AstroneerSecret AchievementThe Secret Achievement achievement in Astroneer worth 61 pointsContinue playing to unlock this secret achievement
on how to activate a Chamber).

To activate the Engine on Calidor you need Explosive Podwer*.
Inside the Engine (Core) you have 2 "sides", one with a central platform and one with 3 triangle platforms on which you can connect a ressource.
Plug some Explosive Powder in one of the 3 slots, it will make a Geometric Triptych.
Take the Geometric Triptych to the other side and put it on the central platform.

*To make Explosive Powder you need to put 2 Carbon and 1 Sulfur in the Chemistry Lab.
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