ModsSpace Simulation Toolkit
Space Simulation Toolkit mods
A mod changes the game itself. It needs something to load it, it may need other mods first, and it only works on the versions its author built it for.
549 mods, most downloaded first · newest update 18 Oct 2026
- Lava Lamp (200k) v0_7_2_1by CloudZeroYup a working lava lamp (that uses metal...so I guess it's a metal lava lamp? idk :p)26 downloadsupdated 3 y ago
- Planet v2by 76561199127092173a cool planet i made.25 downloadsupdated 3 y ago
- high speed particle simulationby Blox2007 (the Last Fluorican)25 downloadsupdated 3 y ago
- squareby Owl25 downloadsupdated 5 y ago
- Weird Piston shenanigansby 7656119900165879325 downloadsupdated 3 y ago
- SST Armby 7656119900165879325 downloadsupdated 9 mo ago
- 8 planets to mess around with (but the star has double the mass)by Blox2007 (the Last Fluorican)25 downloadsupdated 10 mo ago
- The Universeby 7656119881267167525 downloadsupdated 3 y ago
- Working Sunby 7656119900165879325 downloadsupdated 3 y ago
- captin LOOKby 7656119948245261125 downloadsupdated 3 y ago
- pack-3-Live For Explosives 0.2 release79 nodes, 6 links, 17 materials, 5 reactions25 downloadsupdated 1 mo ago
- amor v1by 7656119965199651824 downloadsupdated 18 mo ago
- BrittleHollow-200kby villi.g.diotWIP - magnetic core subduction24 downloadsupdated 3 y ago
- Slider-Crank Linkage Tutorial Save (1.2M)by 76561198437022811The save used in my tutorial in the discord on how to make a Slider-Crank Linkage. Comes with the modified Metal, Stone, and Pivot material (material 14). Simply rotate the wheel at the bottom to begin.24 downloadsupdated 3 y ago
- Weird Subductive Planet Systemby 7656119900165879324 downloadsupdated 3 y ago
- floating foresetby 7656119920631801524 downloadsupdated 14 mo ago
- floating lakeby 7656119920631801523 downloadsupdated 16 mo ago
- node galaxy formation againby Blox2007 (the Last Fluorican)23 downloadsupdated 3 y ago
- 2 moon testby Blox2007 (the Last Fluorican)23 downloadsupdated 3 y ago
- Planet V3 (critters)by 7656119837125206223 downloadsupdated 12 mo ago
- 3 singularitiesby Blox2007 (the Last Fluorican)23 downloadsupdated 3 y ago
- oilland exstraction facilityby 7656119948245261123 downloadsupdated 3 y ago
- Uranus (no rings)by 76561199480786886I made Uranus in Space Simulation Toolkit! This took me about 5 minutes to make. Sadly, i couldnt add rings because the rings kept being sucked in, i tried to make it perfect with the move button but it didnt work... but i hope you enjoy my map! SPOILER: -The next planet is Saturn (maybe with rings)23 downloadsupdated 3 y ago
- Nuke Version 5by 7656119900165879323 downloadsupdated 3 y ago
- 5 planet system23 downloadsupdated 10 mo ago
- Rainbow Physicsby 76561198347289267This test allows the simulation of a constant conversion, causing a outburst and creating a wave of colors that resemble a rainbow.22 downloadsupdated 5 y ago
- NUGGIE PLANET 1by 7656119957174110622 downloadsupdated 10 mo ago
- super galaxy-1by Blox2007 (the Last Fluorican)22 downloadsupdated 3 y ago
- BlackHole - Anomaly 2by 7656119958869412322 downloadsupdated 8 mo ago
- Beautiful Galaxyby 7656119943715442222 downloadsupdated 3 y ago
- Planet (lower bunker fixed)by 7656119953855830222 downloadsupdated 16 mo ago
- 7_Cyclesqqby villi.g.diot21 downloadsupdated 3 y ago
- stable SSTby gunk21 downloadsupdated 5 y ago
- Lava Worldby 7656119834728926721 downloadsupdated 5 y ago
- weird interactionsby Owldrop a few small triangles on the inflated trapezoid and watch them mysteriously float on an unseen river of ether21 downloadsupdated 5 y ago
- Heart Pump V2by 7656119900165879321 downloadsupdated 9 mo ago
- Robot leg (jansens linkage)by 7656119886325479121 downloadsupdated 12 mo ago
- star of ironby Blox2007 (the Last Fluorican)21 downloadsupdated 3 y ago
- Larder A Systemby 76561199480786886a planetary system called Larder A.21 downloadsupdated 3 y ago
- PANDEMIC [OGOG]WARNING: A NEW VIRUS HAS BEEN DETECTED IN DEEP SPACE. IT LOOKS PURPLE AND CAN INFECT ANYTHING (beside oil and gases, for some reason) WE ARE GOING TO GO INTO A UNIVERSAL LOCKDOWN. IF YOU SEE THIS ON YOUR PLANET, IT IS ALREADY TOO LATE. (this is the original version, i will not delete this version...21 downloadsupdated 1 mo ago
- Drill166 nodes, 417 links, 6 materials21 downloadsupdated 19 d ago
- customizable planetby 7656119908977865120 downloadsupdated 3 y ago
- Gas Giantby 7656119958439852820 downloadsupdated 12 mo ago
- gravity ringby gellyrollthe way it works is that the centrifugal force or "artificial gravity" pushes whatever is inside it outward, simulating gravity.20 downloadsupdated 2 y ago
- long runing protobiom sim 2by 7656119840116607120 downloadsupdated 3 y ago
- weird interactionsby Owldrop small triangles on the inflated trapezoid and watch them float on an invisible river of ether20 downloadsupdated 5 y ago
- the blast furnaceby 76561198832171619this guy is already dead, he just doesn't know it i made oil explosive20 downloadsupdated 16 mo ago
- 8 New Materials20 downloadsupdated 10 mo ago
549 mods, most downloaded first. Each one has its own page here with what it needs to run and where its author publishes it; the files themselves stay with the author and are never re-hosted on this site.