: Explore a realistically scaled solar system with no invisible walls or limits on where you can travel .

: Use a variety of parts—including aerodynamic nose cones, separators, landing legs, and specialized engines like the Kolibri—to recreate historical missions from NASA or SpaceX . Essential Parts & Components

: Rover wheels for planetary surface travel, probes for unmanned missions, and capsules for astronaut-led flights .

The update, released on October 20, 2022, was a significant milestone that introduced a built-in mod loader . This feature allows players to easily access custom parts, textures, and community-made mods directly from the game's main screen, removing the need for external installation tools . Core Features of v1.5.8.5

While the PC version (Steam) supports the full mod loader, mobile versions (Android/iOS) have limited compatibility with custom parts and textures . If you are encountering security alerts when downloading .rar or .dll files related to this version, community guides on Steam note that these can sometimes trigger false positives from antivirus software, but users should always verify sources before opening compressed archives . 5.8.5 mod loader? Changelog | Spaceflight Simulator Wiki | Fandom

: Engines (like the Hawk, Valiant, and Kolibri), fuel tanks, and RCS thrusters for trajectory corrections .

Players can utilize an extensive library of parts to design their spacecraft:

: Access the forum's collection of mods, custom textures, and parts without modifying game files manually .