Early Access
Is SpaceSim - Astrophysical Simulation Software still being updated?
Yes, but updates are hit or miss. Last updated 32 days ago, with about 1 update per month.
Last checked Oct 22, 2026
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About the game
Simulation & rendering software that uses Smoothed Particle Hydrodynamics (SPH) to simulate collisions of celestial bodies, accretion disks around black holes, or formation of galaxies in the early universe.
- Education
- Simulation
- Video Production
The newest build is on the test branch, more than 36 hours after the public branch. Steam's own Early Access notice looks at the public branch and can miss that beta activity.
Update history
Recent updates
Sep 19, 2026 · Build
test branch build 25411213
Latest build time Steam reports for the test branch.
Aug 20, 2026 · Build
Public branch build 24847399
Latest build time Steam reports for the public branch.
Aug 9, 2026 · Patch note
Patch 0.11.260809 (opens in new tab)
A hotfix containing several important fixes: Fixed continuing simulation from a save file containing the simulation state. Reduced the number of allocated textures, improving the overall VRAM usage of the application. Fixed a crash when trying to follow an empty camera path. Fixed serialization/deserialization of a simulation state containing stress matrice…
Aug 8, 2026 · Patch note
Update 0.11 - Changelog (opens in new tab)
The update adds new tools, simulation options and camera types, extends the tutorials, improves the GPU solver, and introduces a brand new type of simulation - stellar evolution. Stellar evolution simulation A basic evolution of stars has been added in the previous update, implemented as a simple parametric relation that changes the stellar radius and surfa…
Apr 20, 2026 · Build
0.10.260420 branch build 22871392
Latest build time Steam reports for the 0.10.260420 branch.
Questions
When was the last SpaceSim - Astrophysical Simulation Software update?
SpaceSim - Astrophysical Simulation Software last shipped a build on the test branch 32 days ago (Sep 19, 2026).
How often does SpaceSim - Astrophysical Simulation Software update?
It got about 1 update per month over the last year and is sporadic (32/100). 7 of the last 11 months had at least one update day. Not enough of a cadence to call it regular.
Is SpaceSim - Astrophysical Simulation Software abandoned?
No. It shipped a build or patch note within the last 90 days, though updates are hit or miss.
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