Space Simulation Toolkit Steam news

• Latest observed players12 · 5 October 2026 - 22:18:11 UTC
• SteamPulse tracked peak47
• Units sold (VGI)No data available
• Revenue (VGI)No data available
• Review score81% positive
• Total reviews523
• Release dateJun 5, 2020
• DeveloperPavel Kudinov
• PublisherPavel Kudinov

Genres: Indie, Simulation, Free To Play, Early Access

Company pages: Developer: Pavel KudinovPublisher: Pavel Kudinov

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Space Simulation Toolkit Steam news

Space Simulation Toolkit news collects recent Steam feed items, update posts, and announcements that SteamPulse can associate with this app.

Latest Steam announcements

• v0.10.3.0 - In-Game Workshop, Items (Export Selection) - 30 August 2026

  In-Game Workshop browserSelection export as ItemsItems packs share via Workshopctrl+scroll = ui scalebetter edit toolsbetter performanceAMD compilation cache

• v0.10.2.0 - Select Box, Group Editor, Reactions Graph - 7 August 2026

  • Selection Box / Ruler • Inspect: one card for the whole selection — counts, sums, averages, ranges• Group edit: values, sliders, material — applied to every selected object• Material: dropdown picker in the card• Histograms per property: click a bar = narrow the group, Shift+click = exclude• Layer as enum• keybinds reassignable for the group• Flags show honest shares; numbers in K/M/G/T• Ctrl+A select all• Delete key removes the selection• The card remembers folded tags• Palette: '1 row' mode with paging • Reactions: all reactions as a live graph — materials are nodes, reactions are links• Force auto-layout with a tuner; the arrangement is saved• White = direct parts, gray = catalyst ties; hover unfolds dense pairs• Click a material on the map to inspect it; unused materials filter• New reaction opens as a card; short how-to on first open

• v0.10.0.9 - FPS Increase, Crash Fixes - 2 August 2026

  - FPS Increase (3-5%) - New Collding Grid 3 x Row Scan schema instead of 3x3 Cells Scan - Crash Fixes (core based links refs fixes)

• v0.10.0.5 - FPS dropdown bug fixed - 8 July 2026

  - Link rendering has been reverted to the old algorithm - This should fix the FPS drop bug a few seconds after starting the game - (the bug has been present since v0.10.0.0, i.e., since early summer).

• 🍀🏁🎉v0.10.0.3 - ancient "image.node" crash probably fixed - 16 June 2026

  image.node module not found - crash probably fixed without Windows reinstallcamera follow bug - fixed again

• v0.10.0.0 - 6 YEARS OF EARLY ACCESS - 5 June 2026

  6 YEARS OF EARLY ACCESS! • New Biome sim — Planet sim + DNA (but 1/2 size max)• Items: EDITABLE JSON presets at: GAMEDIR/items• Items/DNA: Auto growth structures• Items/Hexmap: Chassis & Icebreaker with key bindings• Load: able to load Planet saves as Biome saves• Selection: merged-cluster contour outline• View: adjustable link thickness and opacity• Camera follow fix• CLI: --sim / --scene / --size flags for direct scene auto-launch

• SST v0.9.4.2 - Undo, Recovery Mode, Active tools icons - 2 March 2026

  - Undo (Ctrl+Z) - Recovery mode on crash - Active icons on tools menu - one step only Undo in first version - 1/2 of GPU memory reserved for Undo - red mark for too big savefiles on Load

• v0.9.3.9 - AMD/OpenCL fixes - 21 February 2026

  OpenCL UI inspect crash fixed, now UI more stable on AMDGCN arch compatibility restored (RX 500, Vega), was broken last monthRDNA arch fixed (RX 6000,7000,9000)still only 1/3 of normal FPS on RDNA (RX 6000,7000,9000)so use smaller scenes starting 25K on newer AMD cardsalso better nVidia performance in OpenCL mode

• v0.9.3.3 - AMD RADEON FIX - 5 January 2026

  rx 6600 testedrx 580 tested

• v0.9.3.1 - Line tool, Menu - 🎄🔔 Merry Christmas 🔔🎄 - 26 December 2025

  Line toolShift+Line to eraseBigger load/save menuChangelogMore hintsCrash/UI fixes

• v0.9.1.0 - Custom Reactions - 14 December 2025

  custom material reactionscurrently only transformation is possible so only A+B=C+D formulatemp, pressure, electro, aqua, ra as conditions and as results of reactionslist of reactions in material propsdiffusion effect based on material swaps

• v0.9.0.0 - Custom materials editor - 8 November 2025

  right click to open material editorclone material buttoneditable material title, icon, tag, hint

• v0.8.8.8 - Asteroid² - 31 October 2025

  "RTX ON": Day, Night, Moonlight light view modes3 new scenes: Planet², Asteroid², MoonlightAsteroid² scene on 800K particles makes impact exactly as on videopressure fusion core instead of Sun objectmore plants and water, less lava poolsnew main menu pictures

• v0.8.5.2 - RTX ON - 27 October 2025

  - pressure fusion by default (instead of Sun for planet cores) - Rays.night by default - more plants, less lava pools (Planet*, Volcano, Chassis, Icebreaker scenes - RTX ON)

• v0.8.5.0 - Night - 26 October 2025

  Night sceneScene.Ray.nightScene.Ray.backlight

• v0.8.4.0 - Chassis. Keyboard control - 21 September 2025

  Chassis sceneNew rotor hard linked material rotaring layers relatively to each otherEasy key bindingsChassis control (LEFT,RIGHT)Smooth speed control (Z,X)Laser turret (UP,DOWN,TAB)Bind keys for Icebreaker control video tutorialSticky materials now only stick to each other (to prevent dirt from sticking to the wheels)New temperature spectrum colors

• v0.8.2.0 - 5 YEARS EARLY ACCESS - 5 June 2025

  Protobiome 2.5 Alpha (solid lifeforms, herbivores/carnivores, DNA inspect)UI upgrade (more icons, foldable tags, popup hints with descriptions)

• v0.8.1.1 - make all scene materials stronger in click - 15 April 2025

  experimental Scene/Cosmos.tiesteps_lpow_x option multiplies both link integration frames per frame (Cosmos.tiesteps) and all material links strength on scene (Material.*.lpow,ldamp,sangle) but requires more GPU computation per frame (lower FPS and higher GPU calculations) may be usefull for bridges, dambs etc. note: ice, earth and other "soft" materials also becomes x times stronger so, this option for scaling physics from "micro" to "macro" scale

• v0.8.1.0 - vsync, fps settings - 11 January 2025

  - vsync - fps settings - color picker update - ui minor updates - main menu user settings savefile

• SST v0.8.0.6 - node_gravity checkbox crash fix - 11 January 2025

  - node_gravity checkbox crash fix

Patch notes and updates