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Galaxy Engine

Also known as Galaxy Engine, galaxy engine, galaxy-engine

Simulate the physics of the Universe on a large scale and create stunning visuals. Play with intergalactic interactions, smash planets together and even create the Big Bang itself!

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Last update

18 May 2026

Original sources

Latest update

AnnouncementPublished 12 Mar 2026

v1.9.1Galaxy Engine - 1.9.1

This smaller update includes some optimizations, visual improvements and bug fixes. Changelog: Added non-AVX2 naive gravity Optimized Z-Curves Added naive gravity for close interactions with B-H Optimized quadtree draw…

11 changesFixGameplay

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Latest updates

Update history

Browse past updates and patch notes for this game.

20updates

February 2026
Galaxy Engine 1.9.0 - 3D UpdateIn this new major update, Galaxy Engine receives a brand new 3D mode with all the 2D functionality and more! This new version also includes many smaller changes and additions as well as performance optimizations, especi…Announcementv1.9.016 changesPerformanceGameplay18 Feb 2026
Galaxy Engine 1.9.0 Beta 2This new beta update brings huge additions like a brand new 3D mode and multiple optimizations! Changelog: Added new 3D Mode Added density size neighbor slider Optimized neighbor search (good for density color and size,…Announcementv1.9.03 changesCompatibilityGameplay04 Feb 2026
January 2026
Galaxy Engine 1.9.0 Beta 1This beta update includes upcoming features like AVX2 optimizations for the fluids, Naive Gravity and multiple smaller changes. Changelog: Optimized fluid simulations with AVX2 (might not activate on all computers) Made…Announcementv1.9.04 changesCompatibilityGameplay23 Jan 2026
Galaxy Engine 1.8.0 - Improved Physics UpdateI have been working on implementing Leapfrog or Velocity Verlet integration for a while now and I have finally figured out how to implement it correctly. This enhances the overall physics quality and stability. Now plan…Announcementv1.8.08 changesPerformanceGameplay19 Jan 2026
December 2025
Galaxy Engine 1.7.3 - Gravity Field UpdateThis new regular update includes a brand new Gravity Field visualization mode and some minor bug fixes as well as new presets. Changelog: New Gravity Field mode New Gravity Field Dark Matter button New Field Resolution…Announcementv1.7.313 changesFixGameplay29 Dec 2025
September 2025
Galaxy Engine 1.7.2Hello! For this update I have worked mainly on optimizing the gravity algorithm and adding GPU support. Currently GPU doesn't grant a massive boost but any extra FPS are welcome! The performance on CPU has improved by r…Announcementv1.7.212 changesPerformanceGameplay15 Sept 2025
August 2025
Galaxy Engine 1.7.2 - GPU Beta 1This new beta update features some of the new changes and additions for the next 1.7.2 regular update which will mainly include a new GPU mode and several performance improvements. Current changelog: Added obj file expo…Announcementv1.7.26 changesCompatibilityWorkshop23 Aug 2025
Galaxy Engine 1.7.1Small update with some additions, bug fixes and UI changes. Changelog: Added merger simulation mode Added exit button Worked on the UI's right side Added drop down menus for color, simulation modes and materials Moved f…Announcementv1.7.18 changesFixUI/audio02 Aug 2025
July 2025
Galaxy Engine 1.7.0 - Optics UpdateThis new major update brings light simulation with ray tracing, as well as some quality of life additions and bug fixes. Changelog: Added ray-traced light simulation Added "Optics" tab Added new tools menu Added "Long E…Announcementv1.7.013 changesGameplayWorkshop23 Jul 2025
Galaxy Engine 1.7.0 - Optics Update Beta 5This new beta update brings some quality of life features: Tool menu Optics selection tool Optics eraser Now optics elements can be modified after being placed. Use the select tool to select the assets you want to modif…Announcementv1.7.05 changesCompatibilityWorkshop16 Jul 2025
Galaxy Engine 1.7.0 - Optics Update Beta 4Building optical instruments like telescopes, cameras and more is now possible in Galaxy Engine! Added lenses Added drawable shapes Fixed diffuse lighting appearing with full refraction Made default global light absorpt…Announcementv1.7.07 changesFixGameplay05 Jul 2025

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