Inspired by the real-world Space Race, this DLC introduces historical mission structures and specialized rocketry components.
: Robotic arms attached to rovers used to analyze unique geographical features like cryovolcanoes, meteors, and large craters.
The wait is over for Kerbal Space Program enthusiasts! The latest update, version 1.8.1 -33459- DLC, has landed, and it's packed with exciting features, bug fixes, and improvements. In this post, we'll dive into what's new, what's changed, and what you can expect from this DLC.
Cryovolcanoes, meteorites, and unique rock formations now populate planetary surfaces. Players must use specialized robotic arms attached to rovers to scan these objects for massive science bonuses. Core Gameplay Mechanics in 1.8.1 Kerbal Space Program 1.8.1 -33459- DLC
The second expansion, Breaking Ground , focuses on scientific discovery and exploration. Released in May 2019 alongside KSP version 1.7.1, it was updated to version 1.3.1 for compatibility with 1.8.1. Its standout features include:
Introduces new for creating drones and jets. Includes robotic part fixes for resource consumption and improved power-out options. Critical v1.8.1 Bugfixes
The latest update, Kerbal Space Program 1.8.1 -33459- DLC, is a downloadable content (DLC) package that adds new features, missions, and gameplay mechanics to the game. The update is available for PC, Mac, and Linux platforms. Inspired by the real-world Space Race, this DLC
For the DLC-seeking player: Ensure you are downloading the specific expansion manifests from October 2019. Do not trust auto-updaters. And if you build a helicopter using the Breaking Ground rotors in 1.8.1, save that craft file—it will likely be the only version of KSP where it flies without spontaneous disassembly.
: This version migrated the game to Unity 2019.2. This shift significantly improved physics performance, reduced memory leaks, and optimized CPU utilization for complex, high-part-count vessels.
: Rescales the game from the miniature Kerbal system to the actual dimensions of Earth, Mars, and our solar system. Build 33459 is highly praised by the RSS community for its memory management. The latest update, version 1
If you're stuck or testing a design, Alt+F12 opens the debug menu, allowing you to "hack" gravity or grant infinite propellant.
represents a high-water mark for stability. While later versions added inventory systems and suit customization, none matched the raw, predictable performance of the Gadget build when paired with the Making History and Breaking Ground expansions.
Overhauls the atmospheric scattering, ocean shaders, and sun flares.
: The core engine was updated to Unity 2019.2, which moved the game to DX11 (dropping DX9 support). This significantly improved graphics performance, reduced frame rate stutters, and optimized physics calculations via a newer PhysX version.
Focused purely on destination-based objectives, the Breaking Ground DLC on SteamDB ensures arriving at a planet is just the beginning: