Mods / Simulations

• TThe Austit-1 systemby 76561199127280780204 downloadsupdated 3 y ago
• SSun, Earth and Moonby Chocice75A simulation that should really be present in the base game.204 downloadsupdated 7 y ago
• DDeath Star 2 Explodes over Endorby BravecylinderThis simulation shows the Death Star 2 imploding after the rebel alliance destroyed the inner core of the battle station. If you want to use any of these planets, comment, or DM me for permission. Have a good day! ~Bravecylinder204 downloadsupdated 7 y ago
• Nnuclear misilby 76561198343121428a nuclear atack204 downloadsupdated 8 y ago
• TTON 618by 76561199367250029FATHER OF ALL BLACK HOLES,MIGHT BE BIGGER THAN THE MILKY WAY! and it also real black hole -its 66 billion times bigger than the sun204 downloadsupdated 3 y ago
• PPaxian roman galaxyby 76561199136290197the "paxian roman" galaxy is actually 2 galaxies, seen in the sky by romans, they thought it was an giant galaxy, due to one eclipsing the other, we soon think in 2056 they will collide, ofc this even wont seem like anything happend but this will cause an giant galaxy to form203 downloadsupdated 20 mo ago
• EEarth as Different Shapesby 76561198880449275Earth as various different shapes in Universe Sandbox Do not steal or repost these Objects, thanks All made by me (Madplanetguy) If you enjoy this simulation, follow me on Steam and visit me on YouTube as I will be making a lot more planets!203 downloadsupdated 6 y ago
• SSupermassive Black Holeby 76561199126956521@My accurate representation of a supermassive Black Hole. And some stars orbiting.203 downloadsupdated 6 y ago
• JJupiter Packby 76561198337587071Jupiter Competition203 downloadsupdated 6 y ago
• AAlpha Centauriby 76561198826141677This is the closest system that we know of to the Sun being 4.37 ly away. The system has 3 stars that we know of, and 2 planets so far.203 downloadsupdated 6 y ago
• KKerbol Systemby 76561198341534101The Kerbol System from KSP202 downloadsupdated 6 y ago
• 22015 RF Asteroid hit the earthby St Petersburgasteroid 2015 RF it will hit our earth completely and it will be destroyed this asteroid is the pickpocket 2015 RF, he hit it on march 3 on 3th202 downloadsupdated 5 y ago
• TThe sun is 1.4 million times the size of the milky wayby mjaxzenThis is just great202 downloadsupdated 6 y ago
• SStar Wars Galaxy and Planets Updatedby 46²DolchThe full Star Wars galaxy with most of the main planets, I will be adding more but if there are any specifically you would like or there is anything wrong with the simulation , please feel free to leave a comment. Don't forget to rate if you enjoyed! The location, appearance, stats and dimentions...202 downloadsupdated 6 y ago
• KKaleesh Star Warsby Canis Majoris202 downloadsupdated 8 y ago
• IIlluminati Approves...by Jay From SpaceThe Illuminati Has Spawned, Nothing Can Stop it now..... REEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE..... SPAM THE COMMENT SECTION!!!!!! Here's My Channel: Subscribe to Pewdiepie To stop the Illuminati! Here it is:202 downloadsupdated 8 y ago
• MMy Custom Sednaby 76561198880449275@custom sedna, put together by me (MPG)202 downloadsupdated 6 y ago
• MMy Modded Objects Season 1by Byll202 downloadsupdated 3 y ago
• IINNERSTELLAR WORMHOLE SETTINGby FiggleGiggleTickleFROM INTERSTELLAR THE MOVIE. (I DO NOT OWN THE ORIGINAL SETTING OR THE BLACK HOLE MODEL.202 downloadsupdated 5 y ago
• AAutosave - 20210313-194243by 76561199136109980201 downloadsupdated 6 y ago
• EEarth With Satellitesby 76561198337139008This is the Earth with many satellites and the Tesla Roadster. Thank you!201 downloadsupdated 7 y ago
• TTHETA VIRGINIS EXPLORATIONby 76561198755971689Theta Virginis from Virgo Constellation. I created my own planets and comets and bodies, although they aint there in space engine. They are likely some planets there but they are undiscovered as of april 22 2026. Try and make up some of your own descriptions, if i added them it would lag the game...201 downloadsupdated 6 mo ago
• KKerbol Plusby 76561199045461440Includes: Kerbium Belt (Outer) Inner Belt (Inner) Kerbelt (Smallest) ___________ Magic Boulder do not taunt! some asteroids Cold Laythe No moons ---------- New planets A comet caled corolet _________ Add new planets and comets! pleese200 downloadsupdated 7 y ago
• PPlanet Calidiorbisby 76561198880449275Planet Calidiorbis (Meaning hot world) Is an Earthlike world with no life. It has a layer of atmosphere that is hundreds of degrees hotter than the rest of the planet, forming a shield that makes landing difficult. The clouds glow on the night side due to the heat of this layer. Made by Madplanet...200 downloadsupdated 6 y ago
• Ssuper nova black holeby 76561199100833320@super nova black hole199 downloadsupdated 6 y ago
• MMaby 76561199016717966JJJJJJJJJJJJJJJJJJJJJJJJJJJJ199 downloadsupdated 6 y ago
• MM51-ULS-1b System (planet in another galaxy)by 76561198880449275@The M51-ULS-1 system is one of the first system with an Extragalactic Exoplanet (planet in another galaxy) candidate. The first star in the system is believed to be very massive, while the other object is a stellar remnant, either a Neutron Star or Black Hole. It was detected by observing X-ray...199 downloadsupdated 6 y ago
• ((ACCRETION DISK) Black Hole Quasar.by BlueMarbleA Black Hole Quasar, made with an Accretion disk. I found an old ring that makes objects invisible, and have this ring, so I applied it to a Black Hole Quasar, and Voila, perfection. I hope you enjoy. -BlueMarble.199 downloadsupdated 7 y ago
• FFlat Earthby WooDont unpause the simulation.199 downloadsupdated 7 y ago
• SSize Comparison 2019 - 2.0 Editionby SphinxIt now goes from a dice to 3 different quasi stars. Important Notes:1. Just because Shadron Soul and VY Masses Majoris are fake, please don't flood the comments with criticism. I included them for a reason. 2. Credit to Universe Spacetime for Planet Ten and MarkG for some of his stars in his star...199 downloadsupdated 7 y ago
• CChristopher spaceshipby Richter77199 downloadsupdated 5 y ago
• HHabitable Planetby 76561199104225026We Made A Habitable Planet With Life In Universe Sandbox. The Earth Orbits The Sun. A Home To 4 Terrestrial Planets And 4 Jovian Planets. We Want To Post This Simulation Right Now.199 downloadsupdated 6 y ago
• UUniverse size comparison 2023by Byllby omega comparisons199 downloadsupdated 4 y ago
• Wwhat a nuke doesby 76561198354113773199 downloadsupdated 7 y ago
• TThe Capshout System OutWith in Beta!by 76561199433935552The Following System That Has 3 Or 4 Habital Planets That Are Very Cool and Also Check Out My Other Systems Ofcourse This System Was Rushed Because i really Wanted to use my Telescope in Real Life to Check out The stars! -Update V3 ADDED A NEW STAR???????? ITS CRAZY198 downloadsupdated 9 mo ago
• Uuniverse_size_comparisonby jestrickland1From S/2003J12 to Quasi-Star198 downloadsupdated 6 y ago
• KKerbol System (3+ Hours)by 76561199367593268The Kerbol system is consisted of 7 (comformed) planets, including 9 moons. This system is based off the Si-Fi Game Kerbal space program. Jool's system isnt really stable so beware for moons being gravitationaly ejected by Tylo. This is also kinda based off the wiki ~Kerbol: Kerbol is not a plane...198 downloadsupdated 2 y ago
• BBig Bangby 76561198832712289Created Accurately by exploding a black hole198 downloadsupdated 7 y ago
• CCell to Singularity Beyond (UPDATE!)by 76561199108088149For Christmas, I got a new super powerful gaming laptop. So I updated my favorite system to the latest version, fixing all the objects as well. Now here is the official version 2 of my recreation of the solar system garden from The Beyond in Cell to Singularity. CELESTIAL BODIES Sun Earth's home...198 downloadsupdated 22 mo ago
• Tthe accic systemby 76561199542928728yup a other telescope luanched into space, and go check it out197 downloadsupdated 22 mo ago
• Ssolar smashby Ho Chï MinhSistema creado por Espalet, youtuber del Universo y el espacio197 downloadsupdated 5 y ago
• 22MASS J21265040−8140293by 76561198880449275@2MASS J21265040−8140293, also known as 2MASS J2126−8140, is an exoplanet orbiting the red dwarf TYC 9486-927-1, It has both the longest (900 thousand years) and the widest orbit (>4500 AU) of any known planetary mass object. Age (10-45 million years). P.S. Do not steal this object, if you use it...197 downloadsupdated 6 y ago
• PPlanetProtectionby RMazerThis planet has a total border of asteroids around it that makes it look really cool and interesting this was a really easy but cool peice of Art! Temp - -53.0'C Pls rate and comment telling me what I can fix or make better or if you just enjoyed it thx ;)197 downloadsupdated 7 y ago
• NNusy Pol System[A very big mod of Universe Sandbox 2]by YEAH BOOIIIIIIIIThis mod was very strongly designed in the model of the Solar system, as this system has planets that are in the habitable zone. All the planets have been edited for a very long time, especially related to the Gas giants and their satellites. Attention! This mod can greatly affect computer perfor...197 downloadsupdated 7 y ago
• TThe Mini Russia Packby kuhan.engThis is Russia in a nutshell.197 downloadsupdated 7 y ago
• SSolar system but...by 76561199090383481@Our solar system but... all the planets are in the same orbit (Im makeing a solar system but... thingi)197 downloadsupdated 6 y ago
• SSize Comparison 2by 76561199369611529using only the object menu (without search)197 downloadsupdated 2 y ago
• AAndromeda Galaxyby 76561198414969178This is The Andromeda Galaxy197 downloadsupdated 8 y ago

2.2k simulations 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.