ASTRONEER

Open-world space sandbox about reshaping planets and building bases

System Era Softworks · Released Feb 5, 2019

Reviews: Very Positive; 92% of 139K
Recent reviews: Very Positive; 85% of 455 in 30 days
Playing now: 887; right now
Steam Deck: Playable
Last update: 6 days ago; Sep 16, 2026

What is ASTRONEER?

An open-world survival-crafting sandbox set across seven celestial bodies. You reshape terrain, gather resources, build modular bases, automate production, and explore from surface to core, alone or in online co-op, while investigating strange structures and messages.

For you if...

+you prefer relaxed, self-paced exploration and resource gathering
+you enjoy base building, automation, and terrain shaping
+you want a sandbox playable solo or cooperatively

Not for you if...

−you need a substantial endgame or strong replay value
−you dislike slow progression and repetitive late-game objectives
−you want combat to drive the survival loop

What players say

92% of 139,428 reviews are positive · 85% of 455 in the last 30 days

Players praise the relaxed exploration, resource gathering, modular base building, and automation. The most common complaints are persistent collision and terrain bugs, lost or disappearing items, and unreliable multiplayer; some also say the Megatech update and DLC introduced performance and game-breaking problems.

Screenshots and trailer

ASTRONEER system requirements

As published by the developer.

Minimum

OS: Windows 10 (64-bit)
Processor: X64 Dual Core CPU, 2+ GHz
Graphics: Discrete Non Mobile GPU with 1 GB Ram
Memory: 4 GB RAM
Storage: 2 GB available space
DirectX: Version 11
Notes: Internet connection required for online multiplayer

PC version details

DRM, required accounts, controller support and Steam features.

DRM: None declared on Steam
Controller: Full controller support
Platforms: Windows
Achievements: 56
Steam features: Cloud saves, Family Sharing

Steam Deck: Playable

Some text entry requires manually opening the on-screen keyboard
Some in-game text is small and may be hard to read
All functionality is accessible with the default controller configuration
Shows Steam Deck controller icons
Default graphics settings perform well on Steam Deck
External controllers are not supported for the primary player

Multiplayer and co-op

Languages

Text only: English, French, Italian, German, Spanish - Spain, Dutch, Japanese, Korean, Polish, Russian, Simplified Chinese, Portuguese - Brazil, Turkish.