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Moonbase Alpha

Game overview

Moonbase Alpha

NASA has once again landed on the lunar surface with the goal of colonization, research, and further exploration. Shortly after the return to the Moon, NASA has established a small outpost on the south pole of the moon called Moonbase Alpha.

Space Simulation Free to Play Multiplayer Online Co-Op
Last tracked players
2
All-time peak
5
24-hour change
Unavailable
Steam reviews
90.5% positive
12,838 reviews · via SteamSpy

Delayed observation · last tracked . Values marked unavailable are not estimated.

About this game Read the full description
NASA has once again landed on the lunar surface with the goal of colonization, research, and further exploration. Shortly after the return to the Moon, NASA has established a small outpost on the south pole of the moon called Moonbase Alpha. Utilizing solar energy and regolith processing, the moonbase has become self-sufficient and plans for further expansion are underway.
In Moonbase Alpha, you assume the exciting role of an astronaut working to further human expansion and research. Returning from a research expedition, you witness a meteorite impact that cripples the life support capability of the settlement. With precious minutes ticking away, you and your team must repair and replace equipment in order to restore the oxygen production to the settlement.
Team coordination along with the proper use and allocation of your available resources (player controlled robots, rovers, repair tools, etc.) are key to your overall success. There are several ways in which you can successfully restore the life support system of the lunar base, but since you are scored on the time spent to complete the task, you have to work effectively as a team, learn from decisions made in previous gaming sessions, and make intelligence decisions in order to top the leaderboards.

Key features:

Team up with your friends...

The fate of a lunar colony rests on the shoulders of you and your team. Communicate and coordinate efforts with up to six players (LAN and internet) by using voice over communication.
Utilize the latest in NASA technology...

A fully functional rover that utilizes lunar physics is available to transport both players and supplies to all reaches of the lunar colony. You can build and pilot your own repair robot in order to fix crucial systems before time runs out.
Immerse yourself in an awe-inspiring lunar environment...

Take your first steps on the moon's surface in a truly accurate lunar moonscape that is unmatched in any other application.
Compete with your friends to reach the top of the leaderboards...

Do you have what takes it to be number one? When you win, your score will automatically be posted to the leaderboards for everyone to see.
A unique experience each time..

With multiple paths for game success, you'll need to learn to work effectively as a team, learn from decisions made in previous gaming sessions, and make intelligent decisions in order to top the leaderboards.
Tailor your game to fit your gameplay style...

Do you want to play with two players or six? With multiple game maps you can select the game environment that best suits your team's needs.

Player activity

Concurrent players over the last 48 hours.

Loading player history?
Moonbase Alpha 2! Moonbase Alpha Update Released Moonbase Alpha Update Released
System requirements Windows

Windows

Minimum

Minimum
  • OS *: Win XP SP3
  • Processor: 2.0+ GHZ Single Core Processor
  • Memory: 2 GB of System RAM
  • Graphics: NVIDIA 7000-series or ATI Radeon X1900 Video Card
  • DirectX®: DirectX 9.0c
  • Hard Drive: 2 GB of Free Hard Drive Space
  • Sound: DirectX 9.0c compliant audio

Recommended

Recommended
  • OS *: Win XP SP3 / Vista / Windows 7
  • Processor: 2.4+ GHz Dual Core Processor
  • Memory: 4+ GB of System RAM
  • Graphics: NVIDIA 9000+ or ATI Radeon 3600+ Video Card
  • DirectX®: DirectX 9.0c
  • Hard Drive: 5 GB of Free Hard Drive Space
Game details Languages, features & support
Publisher
NASA
Features
Single-player, Multi-player, Co-op, Valve Anti-Cheat enabled, Stats, Steam Leaderboards, Family Sharing
Languages
English
Compatibility & accessibility Steam Deck, controllers & access features

Can I Play This?

Steam declarations and Valve's Steam Deck compatibility result. Missing data is shown as unknown, never unsupported.

Sources fresh
Native Steam builds
Windows: unknown
macOS: unknown
Linux: unknown
Steam Deck
playable
Valve compatibility test
The on-screen keyboard may need to be opened manually.
Input
Controller support: unknown
Structured language support (1)
LanguageInterfaceFull audioSubtitles
EnglishYesNoNo

Third-party requirements shown by Steam

Requires agreement to a 3rd-party EULA 39000
Steam store page fresh · checked 2026-10-03 PCGamingWiki technical notes External link only; SteamIQHQ does not ingest PCGamingWiki content.
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Genre Benchmarks

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Activity Heatmap

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Developer Analytics

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Frequently Asked Questions

Is Moonbase Alpha free to play?
Yes, Moonbase Alpha is free to play on Steam.
What genre is Moonbase Alpha?
Moonbase Alpha is a Adventure, Simulation, Strategy game.
Who developed Moonbase Alpha?
Moonbase Alpha was developed by Virtual Heroes and published by NASA.
What platforms does Moonbase Alpha support?
Available on Steam for Windows.

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