: The update is also available through the GOG Galaxy client or as a standalone installer for owners on that platform. Popular Mods for 1.12
A critical tool for building permanent surface bases, allowing vessels to be firmly attached to the ground to prevent "sliding" on low-gravity moons.
If you bought the game directly from the developers years ago:
If you own the game on Steam, downloading version 1.12 is automatic. Ksp 1.12 Download
Before downloading, it is important to understand why version 1.12 (and its subsequent minor patches, like 1.12.5) is the preferred version for the player community.
The KSP 1.12 download represents the pinnacle of the original Kerbal Space Program experience. With its polished physics engine, robust modding support, and a decade's worth of community-driven features, it remains the definitive space simulation game for millions of players worldwide.
The KSP 1.12 update is the crowning achievement of a legendary franchise. It provides a stable, feature-rich, and incredibly polished sandbox environment for space exploration. By downloading it from an official source and utilizing a dedicated copy for your modding adventures, you ensure hundreds of hours of seamless orbital mechanics, base building, and deep-space missions. : The update is also available through the
Before initiating your download, ensure your PC or Mac meets the hardware specifications required to run physics-heavy space crafts. Hardware Component Minimum Requirements Recommended Requirements Windows 7 SP1+ (64-bit), macOS 10.12+ Windows 10/11 (64-bit), macOS 10.15+ Processor Core 2 Duo 2.0GHz Core i5 or AMD equivalent (3.0GHz+) System Memory 8 GB or 16 GB RAM (Highly recommended for mods) Graphics Card DX10 capable (SM 4.0), 512MB VRAM DX11 capable, 1GB to 2GB VRAM Storage Space 4 GB available space 10 GB+ (SSD recommended for rapid loading) Essential Post-Download Steps for Modding
Released on June 24, 2021, was the final major content update for Kerbal Space Program. After nearly a decade of development, the developers at Squad and Private Division decided that 1.12 would be the game's "feature complete" state.
For late-game players, new "Grand Tour" contracts challenge you to visit multiple celestial bodies in a single historic mission. Furthermore, a brand-new Easter Egg tracking system has been added to the Celestial Body Logs, encouraging deep-space exploration. 4. Advanced Structural Parts and Fireworks Before downloading, it is important to understand why
: If you experience parts slowly moving or "drifting" over time, ensure that any rotating docking ports or robotic parts are set to "Locked" mode when not actively in use. Later patches (1.12.2, 1.12.3) fixed many of these drift issues.
Log into your via the website or GOG Galaxy client. Navigate to your Library and select KSP.
Even a stable version can run into problems. Here are some common issues and how to solve them.
Download the standalone offline installers directly from your GOG account.