Kerbol Star System
Universe SandboxIt's the system from Kerbal Space Program, is there anything more to explain? This system includes modding.
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4,379subscriptions≈ +1 subscribers / day · 9 hr. agoUpdated: Feb 1, 2024
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: 335
Quasi-Star
Universe SandboxA quasi-star is a hypothetical type of extremely massive and luminous star that may have existed very early Universe. Unlike convential stars, which are powered by nuclear fusion, a quasi-star's energy would come from ma
Other
4,260subscriptionsno growth · 8 hr. agoUpdated: Apr 16, 2022
Super Realistic Mega banded Saturn (2000+ bands and 38000+ particles!)
Universe SandboxSorry for the long wait, I know that many of you were waiting for it for very long (maybe as far back as from 2020) and I should have uploaded this earlier... Whatever, better late than never!!! So here it is! My "Photor
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4,182subscriptionsno growth · 8 hr. agoUpdated: Jul 18, 2022
4,176subscriptionsGrowth: awaiting a fresh measurementUpdated: Jul 14, 2019
Vulcan-Charis (Star Trek)
Universe Sandbox( T'Khasi--T'Khut ) Vulcan is the homeworld of the advanced race of humanoids known as Vulcans. The planet, which is called T'Khasi in the native tongue, is an arid desert planet with few bodies of liquid water. It is si
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4,147subscriptionsGrowth: awaiting a fresh measurementUpdated: Mar 6, 2019
Universe size comparison
Universe SandboxNote: The stars have darker colors to make them more visible.
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4,093subscriptionsno growth · 8 hr. agoUpdated: Oct 3, 2021
Super Realistic Mega banded Jupiter
Universe Sandbox@After 3 hours of constant work, I finally finished my biggest Universe Sandbox project at the moment! This mega banded super realistic version of Jupiter consists of nothing but 660 color bands taken directly from real
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3,991subscriptions≈ +2 subscribers / day · 8 hr. agoUpdated: Nov 28, 2020
3,983subscriptionsGrowth: awaiting a fresh measurementUpdated: Dec 4, 2018
Earth History 2.0
Universe SandboxWelcome to the history of the Earth, portrated in Universe Sandbox! It has 26 Diffrent Earths reaching from Proto Earth to Present Day. The Thumbnail has the main Earths. You can use them one your own sim, but you need t
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3,868subscriptions≈ +4 subscribers / day · 9 hr. agoUpdated: Oct 20, 2023
Gargitarius Black Hole System
Universe SandboxThe Gargitarius System Nova Arcalis: The star is a bright white bluish burning sphere of energy, it orbits one of the most unnerving and mysterious forces of the universe, a black hole. It is the less affected by the bla
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3,783subscriptions≈ +1 subscribers / day · 8 hr. agoUpdated: Aug 21, 2023
3,494subscriptionsGrowth: awaiting a fresh measurementUpdated: Sep 14, 2019
3,473subscriptions≈ +1 subscribers / day · 9 hr. agoUpdated: Aug 30, 2025
Arrakis (from Dune)
Universe SandboxArrakis is a fictional desert planet featured in the Dune series of novels by Frank Herbert. It is the home of the Fremen and the Imperial Capital of the Atreides Empire. If you enjoy, drop a follow on Steam and visit me
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3,452subscriptionsno growth · 8 hr. agoUpdated: Apr 28, 2021
Turned the Outer Planets into the Inner Planets, the Inner Planets into Moons, and Moons into Moons of Moons that were Planets.
Universe SandboxI don't know if the title of this simulation makes any sense at all what so ever. What do you think? It has now been updated. Rings added to the planets, moons add to the planets, with new additions to this reimagined, S
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3,257subscriptionsGrowth: awaiting a fresh measurementUpdated: Sep 28, 2026
Galactis - The Star Bigger Than 1.6 Million Milky Ways
Universe SandboxGalactis is a hand built star, looming over everything else with its unreasonable size of over 1,672,692 Milky Ways! Galactis comes with a Milky way and Sun to scale, if you can even find them! Have fun! -Santi RP
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3,223subscriptionsno growth · 8 hr. agoUpdated: Jul 2, 2018
Minecraft Mob Spawner In Universe Sandbox
Universe SandboxA Minecraft Mob spawner made by using lots of smaller cubes. Do not repost or steal any of these items, thanks! I also have a desert temple on the workshop if you're interested! If you enjoy, drop a follow on Steam or vi
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3,186subscriptions≈ +1 subscribers / day · 9 hr. agoUpdated: May 27, 2021
3,170subscriptionsGrowth: awaiting a fresh measurementUpdated: Jun 26, 2020
Zeta Reticuli (Aliens, Prometheus)
Universe SandboxIt is within this star system that films Alien (1979), Aliens (1986), and Prometheus (2012) took place; specifically on two of the moons orbiting the gas giant, Calpamos, within the Zeta-2 Reticuli system of planets. *Da
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3,056subscriptionsGrowth: awaiting a fresh measurementUpdated: Mar 10, 2019
The Neutron star System
Universe Sandboxtwo hot gas giants orbit together, and they orbit a blue neutron star. and the star is very hot and turn on the the blue zone,green zone,red zone. and the neutron star took me a while to make it spin very fast and the ma
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3,052subscriptions≈ +1 subscribers / day · 8 hr. agoUpdated: Jan 2, 2024
The Solar System 4 billion years ago
Universe SandboxAbout 4 billion years ago (around 4.1 to 3.8 billion years ago), the solar system was in a state of chaotic transition, often called the Late Heavy Bombardment (LHB), which was a period of intense asteroid and comet impa
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3,047subscriptions≈ +1 subscribers / day · 9 hr. agoUpdated: Apr 17, 2026
Dyson Structure
Universe SandboxCosmicPhoenix suggests me to add a Dyson Swarm in my 2217 Simulation, After several short test, I made two versions of the Solar System! One with Dyson Swarm (The original 2217, but unreleased) and this with a Dyson Fram
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2,820subscriptionsGrowth: awaiting a fresh measurementUpdated: Feb 13, 2022
Interstellar System
Universe SandboxThis is a system based on the fictional word of the movie Interstellar released in 2014. Explore the system finding planets you saw in the movie. *FEEL FREE TO SAVE ANY OBJECTS*
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2,520subscriptions≈ +11 subscribers / day · 9 hr. agoUpdated: Feb 22, 2025
Full Solar System Overhaul
Universe SandboxAfter around five or so months of work, I present to you, the: SOLAR SYSTEM OVERHAUL Almost all objects have been revamped to look more close to how they actually appear in real-life. !DISCLAIMER! Most objects are not in
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2,448subscriptions≈ +16 subscribers / day · 7 hr. agoUpdated: Oct 22, 2026
the solar system 4.5 billion years ago
Universe SandboxNew update - added the dwarf planets - better Proto earth - Boreas (Uranus Impactor) - Thiea dosnt collide yet - Planet X/Nine donsnt get ejected yet suggest new ideas in the comments
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2,342subscriptionsno growth · 9 hr. agoUpdated: Dec 26, 2025