- Universe Sandbox ² Now available on Steam! http://store.steampowered.com/app/230290 21 comments linux_gaming
- My interactive gravity simulator, Universe Sandbox, is on sale for $4.99 today on Steam http://store.steampowered.com/app/72200 18 comments space
- Any gamers out there? Universe Sandbox is only $5 on Steam until tomorrow at 10AM EST. http://store.steampowered.com/app/72200/?snr=1_4_4__43 6 comments space
- Universe Sandbox 2 is on sale on Steam! It is a FANTASTIC space simulation game. http://store.steampowered.com/app/230290/ 6 comments space
- Universe Sandbox 75% off on Steam today ($2.50). Amazingly fun universe simulator / space nerd toy. http://store.steampowered.com/app/72200/ 202 comments space