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Kerbal Space Program

Game overview

Kerbal Space Program

In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.

Space Simulation Sandbox Physics Science
Last tracked players
0
All-time peak
4,730
24-hour change
Unavailable
Steam reviews
95.2% positive
127,162 reviews · via SteamSpy

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

About this game Read the full description
In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics. Launch your Kerbal crew into orbit and beyond (while keeping them alive) to explore moons and planets in the Kerbol solar system, constructing bases and space stations to expand the reach of your expedition.

Kerbal Space Program features three gameplay modes. In Science Mode, perform space experiments to unlock new technology and advance the knowledge of Kerbalkind. In Career Mode, oversee every aspect of the space program, including construction, strategy, funding, upgrades, and more. In Sandbox, you are free to build any spacecraft you can think of, with all parts and technology in the game.

Key Features


  • Build spaceships, rockets, and vehicles using any imaginable combination of parts, each with their own function that will affect the way your spacecraft behaves.
  • Take full control over your ship’s setup to execute complex flight maneuvers.
  • Manage your Kerbal crewmembers, including hiring, training, and sending them into space to become heroes.
  • Discover a whole star system with unique moons and planets, exploring detailed terrain at a vast scale.
  • Send your Kerbal crew outside their ships for “extra-vehicular” activities.
  • Dock spacecraft together to construct space stations, massive starships, and surface bases on new planets.
  • Use satellites to scan terrain and find biomes and other anomalies.
  • Set up communications networks to communicate between your spacecraft and Kerbal Space Center.
  • Research and develop new technologies to extract valuable information and resources from all over the solar system, and much more!

Try out the many mods created by the Kerbal Space Program community!

Player activity

Concurrent players over the last 48 hours.

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Kerbal Space Program rockets to its highest concurrent player count on Steam in more than 10 years KSP x Youtooz plushies now available! I love this proposed Kerbal Space Program Lego set very much
System requirements Windows · macOS · Linux

Windows

Minimum

Minimum:
  • OS *:Windows 7 SP1+
  • Processor:Core 2 Duo 2.0 Ghz
  • Memory:4 GB RAM
  • Graphics:DX10 (SM 4.0) capable, 512MB VRAM
  • Hard Drive:3 GB HD space

Recommended

Recommended:
  • OS:Windows 10 64-bit
  • Processor:Core i5
  • Memory:8 GB RAM
  • Graphics:DX10 (SM 4.0) capable, 1GB VRAM
  • Hard Drive:4 GB HD space

macOS

Minimum

Minimum:
  • OS:macOS 10.12+ 64-bit
  • Processor:Intel
  • Memory:4 GB RAM
  • Graphics:SM 4.0 512MB VRAM
  • Hard Drive:3 GB HD space

Recommended

Recommended:
  • OS: macOS 10.12+ 64-bit
  • Processor:Intel Core i5
  • Memory:8 GB RAM
  • Graphics:SM 4.0 1GB VRAM
  • Hard Drive:4 GB HD space

Linux

Minimum

Minimum:
  • OS: Ubuntu 16.04+ 64-bit
  • Processor: Core 2 Duo
  • Memory: 4 GB RAM
  • Graphics: SM 4.0 512MB VRAM
  • Hard Disk Space: 3 GB HD space

Recommended

Recommended:
  • OS: Ubuntu 18.04 LTS
  • Processor: Core i5
  • Memory: 8 GB RAM
  • Graphics: SM 4.0 1GB VRAM
  • Hard Drive: 4 GB HD space
Game details Languages, features & support
Publisher
Private Division
Brazilian rating
l
Steam Germany rating
0
Controller support
partial
Metacritic
88
Features
Single-player, Steam Trading Cards, Steam Workshop, Partial Controller Support, Steam Cloud, Family Sharing
Languages
English, Spanish - Spain, Simplified Chinese, Japanese, Russian, French, Italian, German, Portuguese - Brazil
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 (9)
LanguageInterfaceFull audioSubtitles
EnglishYesNoNo
Spanish - SpainYesNoNo
Simplified ChineseYesNoNo
JapaneseYesNoNo
RussianYesNoNo
FrenchYesNoNo
ItalianYesNoNo
GermanYesNoNo
Portuguese - BrazilYesNoNo
Steam store page fresh · checked 2026-11-02 PCGamingWiki technical notes External link only; SteamIQHQ does not ingest PCGamingWiki content.
More analysis Activity patterns, updates & developer tools

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Game Insights

Buy Verdict

Wait — $39.99.

Wait for upcoming sale in ~13 days for potentially better pricing.

▬ ~13 days until next sale

Value Score

Fair Value — 93th percentile.

Price-to-player ratio ranks in the 93th percentile. Priced as Premium at $39.99.

▲ Premium pricing tier

Genre Benchmarks

Player Count Top 13%
Value Ratio Top 7%

Activity Heatmap

UTC+0 (Your Timezone)
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Peak Activity
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Avg Activity
168
Active Hours
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Developer Analytics

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Frequently Asked Questions

Is Kerbal Space Program worth buying right now?
Wait — $39.99. Wait for upcoming sale in ~13 days for potentially better pricing.
When does Kerbal Space Program go on sale?
Wait for upcoming sale in ~13 days for potentially better pricing.
Is Kerbal Space Program free to play?
Kerbal Space Program costs $39.99 on Steam.
What genre is Kerbal Space Program?
Kerbal Space Program is a Indie, Simulation game.
Who developed Kerbal Space Program?
Kerbal Space Program was developed by Squad and published by Private Division.
What platforms does Kerbal Space Program support?
Available on Steam for Windows, macOS, Linux.

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