The Vesci System
Universe Sandboxa system of 4 planet including 1 gas giant each planet has extensive description and build. the thumbnail shows the planet aphrodite.
Other
35subscriptionsno growth · 33 hr. agoUpdated: Oct 30, 2026
Mods: Universe Sandbox
Mods for your games from Steam Workshop and Source.
Counts describe mods indexed by GameRadar. Workshop popularity is measured in subscriptions.
Indexed mods: 575
HTTAP-32A system V1
Universe SandboxWARNING: LAG (theres 22 planets) httap-32 is a clean, realistic single-star system built for stable long-term simulation. no chaos, no gimmicks, just a polished layout with balanced orbits and a focus on smooth performan
Other
35subscriptionsno growthUpdated: Sep 11, 2026
Outer Wilds Solar System
Universe SandboxI tried to accurately recreate the Outer Wilds' solar system using Hearthian Solar Sytem Stats as well as Adyne78 post on Reddit for reference with my guess work at ccurately recreating a somewhat similar look and habita
Other
33subscriptionsno growth · 33 hr. agoUpdated: Sep 2, 2026
The Kaxian Star System
Universe SandboxSo, I made this star system for my Space RP on Brick Rigs and I spent like 1-2 hours making this, so I hope you like it, but there's no info on the planets because I haven't made any. (Hope you enjoy!)
Other
32subscriptionsno growthUpdated: Oct 19, 2026
Local Bubble + Real Stars and Planets
Universe SandboxThis Local bubble includes The solarsystem including the dwarf planets, it also includes 1 Binary system, 2 Solar systems, 1 proto solar system, 1 failed star or brown dwarf. 3 dying stars and 1 young star. 10+ planets 5
Other
30subscriptionsno growth · 33 hr. agoUpdated: Oct 29, 2026
TON 618
Universe SandboxThis is ton 618 a supermassive black hole. Its super big and swalows anything
Other
28subscriptionsno growth · 33 hr. agoUpdated: Oct 31, 2026
26subscriptionsno growth · 33 hr. agoUpdated: Sep 9, 2026
The Infernal Star System
Universe Sandbox! IMPORTANT INFORMATION: Every planet with life from the planet Hestia is marked with "*" a planet with life of its own is marked with "**" artificial objects are marked with "#A" ! Made by TomBookwood
Other
26subscriptionsno growthUpdated: Oct 23, 2026
the blaba system
Universe SandboxWelcome to the Blaba System, a unique, custom-built universe shaped by a colossal, ancient cloud of cosmic dust and primordial gas. Born deep within the absolute void of intergalactic space, this system does not reside w
Other
25subscriptionsno growthUpdated: Oct 24, 2026
The Many Frontier The Solar Systems Reimagined
Universe SandboxThe Many Frontiers is a series of infographics by Nepdep depicting an alternate, extended solar system with many more planets and bodies, as well as the resulting Alternate History that ensued both for Earth and the othe
Other
24subscriptionsno growth · 33 hr. agoUpdated: Aug 30, 2026
Helion system
Universe Sandboxthe helion system consist up to 11-12 planets , most of the objects here were named in greek , some in roman, had to rush it at the end because of a math exam but i put allot of effort into this, i would recommend starti
Other
23subscriptionsno growthUpdated: Sep 27, 2026
Faminion system
Universe SandboxA system placed in the late years of the universe with the FINAL yellow dwarf... Also this sytem can be run!
Other
22subscriptionsno growth · 33 hr. agoUpdated: Sep 2, 2026
21subscriptions≈ +8 subscribers / day · 33 hr. agoUpdated: Oct 31, 2026
TRAPPIST-2 System
Universe SandboxДля PORTAL X от Hailrake В 37 световых годах от Солнца, вокруг древнего красного карлика TRAPPIST-2, раскинулся удивительный космический архипелаг. Возраст звезды — 9,92 миллиарда лет, и она будет жить ещё триллионы лет.
Other
20subscriptionsno growth · 36 hr. agoUpdated: Oct 15, 2026
MK 2 Wakes Up
Universe SandboxWhile other events were happening MK 2 (Makemake's moon) woke up and started heading towards Makemake you might have to turn on light if want to see better One of my best sims yet
Other
18subscriptionsno growthUpdated: Sep 28, 2026
Solar System - Planets and Main Moons
Universe SandboxIn this simulation there is the 8 planets + pluto the sun and the main moons (Note1: I mightve deleted some bigger moons and left some smallers one if so im sorry. Note2:Plutos orbit is a aprox.
Other
18subscriptionsno growth · 36 hr. agoUpdated: Oct 14, 2026
vianqui system
Universe SandboxVianqui System (Detailed version not working, sorry) -Turn on orbits -You can press play to see events working events like seasonal lakes and atmospheres -Turn on labels Hey, you've finally made it here. Its been a while
Other
16subscriptionsno growth · 33 hr. agoUpdated: Oct 31, 2026
The Nibian System
Universe SandboxWith around 3 Hours of work, i Give you This System... THE NIBIAN SYSTEM! This is A rlly Cool system that took 3 Whole hours to make, Just know that i wont Give descriptions to the Moons & Stuff This System Includes... a
Other
16subscriptions≈ +3 subscribers / day · 36 hr. agoUpdated: Oct 2, 2026
Satori
Universe SandboxThis is the solar system Satori. There are several habitable planets and many more interesting things. Humans are starting to move out of this system and into new territories.
Other
15subscriptionsno growth · 33 hr. agoUpdated: Oct 28, 2026
Matinou system
Universe SandboxNamed after its habitable planet the matinou system is a system formed around a orange dwarf star named Manthlelisk
Other
14subscriptionsno growth · 2 days agoUpdated: Oct 11, 2026
Imperatoris system
Universe SandboxThis is the Imperatoris System. This is my first system, and I hope you enjoy it. I might make a version showing the past and future of the system if I feel like it. You can run the simulation. Also, good luck with the p
Other
13subscriptionsno growth · 33 hr. agoUpdated: Sep 5, 2026
BX215
Universe SandboxBX442 Воу ну и ну куда же мы прилетели странная галактика надо бы узнать о ней всё( Вымышленный персонаж ) BX442 Эта галактика удивляет и очень не обычно её звезда она почти как солнце очень удивительна и заинтересовает.
Other
13subscriptionsno growth · 36 hr. agoUpdated: Oct 7, 2026
Copper-9 system final
Universe SandboxMy first ever system inspired by animated series Murder Drones. It has only 2 things from the show - the star called Midna and Copper-9 itself. I tried making this system as realistic as possible, whila also adding lore
Other
13subscriptionsno growth · 36 hr. agoUpdated: Oct 12, 2026