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All-time peak
1,244Aug 2026
| Published | Title | Build |
|---|---|---|
| Ostranauts 1.0 Out Now! 🚀major Hey Folks! We are happy to announce that after 6 years in Early Access, Ostranauts has reached 1.0 status! Watch the 1.0 trailer and see some of the new features in action: 1.0 Highlights: New endgame content: Experience the end of the Ceres Affair plot, and beyond. Your final choices determine which changes ripple across the System. Bounty System: Make money catching criminals (dead or alive)… | 24535205 | |
| Roster Helmet Toggle and Hour Indicator, Autotask Stillness, Tracking Alarm Fix Hey Folks! Just a quick hotfix here (0.15.1.17) to relieve some issues players noted with helmet removal, among other things. · ROSTER UI now includes a toggle for the auto helmet removal behavior. · ROSTER UI now includes an indicator for the current hour. · Player captain and crew will now stand still while AUTOTASK is off during free time. · Tracking alarm will no longer sound when controlli… | — | |
| Fix for Random Pausing, Battery Swap Bug Hey Folks! Just a quick hotfix here (0.15.1.15) to address a couple of issues players noted in our last patch. Namely: · Game will no longer pause every time an NPC has trouble sleeping, loses a video game, or finishes studying. · AIs will now more reliably swap out batteries when the destination charger is full. · Cleaned up some debugging log spam. This patch is compatible with all 0.15.0.0 s… | — | |
| Hotfix to strip additional forms of emphysema and pneumonitis out Hey Folks! Just a heads-up that we added a hotfix, 0.15.0.33 to additionally strip some other variants of emphysema and pneumonitis from older saves. If your character still had issues with those health conditions after loading 0.15.0.32, saving and then loading that save in 0.15.0.33 should strip those health effects out. Best, Dan | — | |
| Overheating Reactors, Ship Instadeath, and Other Fixes Hey Folks! Update v0.15.0.30 is now available on Steam, and your clients should be updating shortly. This is a hotfix update to our "Fire in the Hold" update, which fixes some reactor temperature issues, suddenly exploding ships, ship weapons, and other bugs. Saves from v0.15.0.0 and later should work. Note that if you were experiencing issues in the older save, this patch may fix some, but oth… | 23152628 | |
| Plot Objective Dismissal Fix Hey Folks! Just a quick hotfix (0.15.0.25) to address one other type of objective pop-up that was leaving all the lights out after dismissing: the plot objective. Hopefully, that'll help folks get back into smooth gaming again! Best, Dan | — | |
| Fire guardrails, and emotional clobber relief Hey Folks! This is another hotfix (0.15.0.20) which addresses some more issues reported by players in our recent Fire in the Hold update. Specifically: · Fires should no longer ignite on characters, carried items, or inside containers. · Fires should no longer ignite on the tutorial derelict. · Characters should no longer experience emotional clobber events in rapid succession. Saves started in… | — | |
| Everybody's Ugly, Poofing Items, and Other Fixes Hey Folks! Update v0.15.0.19 is now available on Steam, and your clients should be updating shortly. This is a hotfix update to our "Fire in the Hold" update, which addresses some repeated random values, disappearing items, and other issues. Saves from v0.15.0.0 and later should work. Note that if you were experiencing issues in the older save, this patch may fix some, but others may persist de… | 22930947 | |
| Hotfix (0.15.0.18) for nulls and other issues reported in Fire in the Hold Hey Folks! This is another hotfix (0.15.0.18) which addresses some more issues reported by players in our recent Fire in the Hold update. Specifically: · Docking to a space station with another of your ships already docked there should no longer suffocate them instantly. · NAV station orbits should no longer be invisible. · Ceres plot should no longer end abruptly due to a missing encounter. ·… | — | |
| Hotfix for null reference in ship piloting tutorial Hey Folks! Just a quick hotfix (0.15.0.17) here for an issue some players ran into in the new build. It appears that a null reference could happen if the player uses transit to leave and come back just before the undock step of the tutorial. And this patch fixes that. We've got some more fixes on the way, but we wanted this one out fast since it can break the new game experience for some. Best,… | 22894686 | |
| Fire in the Hold out now! 🚀🔥major Hey Folks! Dan Fedor here, happy to announce that the Fire in the Hold Update is out NOW! Watch the "out now" trailer and see some of the new features in action: There’s something for everyone in this update! Seasoned spacers can experience ship combat by ferrying or flying to Ceres to participate in the war, or jumping in directly by opting-into the Arena Mode . Those who want a more peaceful… | 22879869 | |
| Our Plans for 2026 + Arena Mode Betamajor Hey folks, 2026 is going to be a big year for Ostranauts! We talked a little bit about the future of the game in the 2025 Year in Review post , but we wanted to discuss our plans in more detail here. Some notable things coming in the Fire in the Hold Update: · New ship weapons, sensors, and hulls · Fire and smoke · 3 new stations around Ceres · New Plot around Ceres · New small arms: Combat Rif… | 21873379 |
| Date | Day | Time | Patch title | Build ID | Branch | Depots | Download Δ |
|---|---|---|---|---|---|---|---|
| 5 Sep 2026 | Sat | 01:24 | No patch notes · unannounced build | 25135405 | public_test | 1 | — |
| 4 Sep 2026 | Fri | 23:25 | No patch notes · unannounced build | 25133961 | public_test | — | — |
| 1 Sep 2026 | Tue | 18:58 | No patch notes · unannounced build | 25064321 | public | 2 | — |
| 1 Sep 2026 | Tue | 18:57 | No patch notes · unannounced build | 25064321 | public_test | 2 | — |
| 25 Aug 2026 | Tue | 00:44 | No patch notes · unannounced build | 24918081 | last_stable | 2 | — |
| 24 Jul 2026 | Fri | 21:40 | No patch notes · unannounced build | 24381387 | legacy_15 | 2 | — |
| 12 May 2026 | Tue | 18:10 | No patch notes · unannounced build | 23202633 | arena_mode | 2 | — |
| 18 Dec 2025 | Thu | 17:09 | No patch notes · unannounced build | 21171329 | legacy_14 | 2 | — |