Hotfix patch v0.12.0.4 for Ostranauts focuses on QoL improvements and a variety of bug fixes, including pause-on-load, criminal penalties for hacking, derelict docking notifications, action button UI improvements, and stability fixes for air, atmo, and station interactions.
Images © Ostranauts via Steam
▲Buffs2
- Door lock hacking criminal penaltiesHacking a door lock now has in-game consequences, deterring illicit access.→Added
- Volatile Prize Ship designPrize ship offers greater value, increasing its reward potential.→Worth more
▼Nerfs2
- Pirates friendly with playerFriendly pirates will stop mugging the player, reducing opportunistic aggression.→Happens only when not friendly
- Lilliput starting ship optionLess likely to start with the small Lilliput ship, broadening early-game choices.→Less common
✚Bug fixes6
- Air and life support on space stations
- Action button UI and mode changesSeamless toggling of items without re-selecting improves usability.→Fixed
- Undocking/docking cycleDocking/undocking sequence no longer causes null errors on rapid transitions.→Fixed
- Passenger seats interactionLoosely placed passenger seats can now be picked up or dropped using action controls.→Fixed
- AI item usageAI behavior properly restricts item usage to appropriate contexts, preventing illogical actions.→Fixed
◆Other changes6
- Pause on loadGame now pauses automatically after a save is loaded to allow players to take a break during load.→Added
- Action button UI and mode changesAction button UI now reflects target mode changes without needing manual refresh.→Updated
- Examine Dead Body gigThe gig now gracefully handles non-dead targets, preventing it from failing unexpectedly.→Adjusted
- Training progress indicatorTraining feedback is visible earlier to reassure players about progress.→Shown sooner
- Starter ship description in career kioskCareer kiosk now clarifies how starter ships differ, aiding new players.→Explained differences
- Item descriptionsItem tooltips now clearer, reducing confusion about item effects.→More clear
subjects affected (14)
tap to see balance history
- Pause on load1
- Door lock hacking criminal penalties1
- Pirates friendly with player1
- Air and life support on space stations2
- Action button UI and mode changes2
- Undocking/docking cycle1
- Passenger seats interaction1
- AI item usage1
- Examine Dead Body gig1
- Volatile Prize Ship design1
- Lilliput starting ship option1
- Training progress indicator1
- Starter ship description in career kiosk1
- Item descriptions1
Patch history
- →Roster Helmet Toggle and Hour Indicator, Autotask Stillness, Tracking Alarm FixJul 17, 2026 · 1mo
Hotfix 0.15.1.17 adds helmet auto-removal toggle, an hour indicator in the roster, keeps captain/crew still when Autotask is off during free time, and silences tracking alarm when controlling crew on a station.
- Fix for Random Pausing, Battery Swap BugJul 14, 2026 · 1mo
Hotfix 0.15.1.15 fixes random pause bug and battery swap reliability, plus debugging log spam cleanup.
+1→ - Overheating Reactors, Ship Instadeath, and Other FixesMay 8, 2026 · 3mo
Hotfix addressing overheating, ship explosions, weapon accuracy, AI targeting, and reactor behavior with several reliability and UI fixes.
+3→ - →Fire guardrails, and emotional clobber reliefApr 24, 2026 · 3mo
Hotfix addressing unintended fire ignition and rapid emotional clobber events, with save compatibility note.
- Everybody's Ugly, Poofing Items, and Other FixesApr 23, 2026 · 3mo
Hotfix v0.15.0.19 for Ostranauts fixes loot RNG bug, disappearing items, LA Aerostat duplication, NPC undocking issues, and various null reference fixes.
+1→ - →Hotfix (0.15.0.18) for nulls and other issues reported in Fire in the HoldApr 22, 2026 · 3mo
Hotfix 0.15.0.18 for Fire in the Hold fixes several stability, UI, and flow issues including docking safety, NAV visibility, encounter flow, null references, and tutorial resilience.
- →Hotfix for null reference in ship piloting tutorialApr 21, 2026 · 3mo
Hotfix addressing a null reference during ship piloting tutorial transit undock step.
- Fixes for Broken Ships, Selection Dragging, and WhodunnitOct 10, 2025 · 10mo
Hotfix v0.14.5.15 fixes selection dragging, ship loading and naming, whodunnit stability, and maintenance refill adjustments to reduce overfill.
+4→
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