Universe Sandbox

Minor correction - 2023 KQ14 is a sednoid or a a trans-Neptunian object, not a dwarf planet.

Planet Nine’s New Nemesis | Update 35.4 is now available!

Learn about the recently discovered dwarf planet 2023 KQ14 and why it challenges the Planet Nine hypothesis and more!

universesandbox.com/blog/2025/10...

Another Interstellar Visitor | Update 35.3 is now available!

Watch the third-ever discovered visitor from outside our Solar System, 3I/ATLAS, fly past the Sun and see how it compares it to other known interstellar interlopers.

universesandbox.com/blog/2025/08...

Blinded by the Light | Update 35.2 is now available!

Watch the boiling surface of a star, then set off a supernova and light up your worlds (before your planets are vaporized anyways) and much more!

universesandbox.com/blog/2025/06...

Describing the Universe | Update 35.1 is now available!

Add rich details to any object and the simulation itself with the new description properties! You can also now edit the simulation description in the Simulation panel.

universesandbox.com/blog/2025/04...

Our roadmap for 2025 includes meteors burning up in the atmosphere, simulating basic life, and getting Universe Sandbox on mobile devices.

Learn more about our plans for Universe Sandbox this year in our new roadmap blog post 🗺️

universesandbox.com/blog/2025/03...

Space in a New Light | Update 35 is now available!

Immerse yourself in a universe more realistic than ever before with our next-generation graphics update!

We've also added many interface improvements to make controlling the universe easier and more intuitive.

universesandbox.com/blog/2025/03...

Happy New Year from Universe Sandbox ⭐🎉

We have big plans for 2025!
🖥️ Major graphics update: Try the preview now on Steam!
https://buff.ly/41D1ZAR
💥 Upgraded physics: Simulate faster, explore deeper
🌱 Life simulation

We can’t wait to share this with all of you! ✨

Whether celebrating Christmas or just enjoying the season, today’s an ideal day to try the preview version of our huge graphics update—and unleash planetary mayhem on Earth! 🎅💥🌍

Try it now on Steam https://buff.ly/41D1ZAR

Wishing you peace, joy, and a festive holiday season 🕊️🎉✨🪐

We've made many interface improvements as part of our major graphics update to make controlling the universe even easier.

There's more to do before this update is ready for release, but we wanted to share other improvements you can test now on Steam!

universesandbox.com/blog/2024/12...

Immerse yourself in a universe more awe-inspiring and realistic than ever before with our next-generation Universe Sandbox graphics update.

Our new graphics update is still in development but you can test it now on Steam!

Learn how to opt-in
universesandbox.com/whatsnew-pre...

Every day, 10 - 100 million supernovas explode in our universe, each one potentially destroying planets just like Earth ☀💥🌎

Here’s a look at our upcoming graphics update. We think the supernovas look spooktacular ✨

Universe Sandbox is now 33% off on Steam
universesandbox.com/buy/steam