This isn't planet level, but shows surface: https://universesandbox.com/. - Source: Hacker News / 3 months ago

Someone's been having fun playing with Universe Sandbox. Source: 11 months ago

I wonder if it can be run on a gaming GPU? One of my wish list games is ‘universe sandbox’ https://universesandbox.com/. Source: over 1 year ago

Planets and solar systems are buildable with Universe Sandbox (steam), I used it for my main setting. Source: over 1 year ago

I created Universe Sandbox, a realistic physics-based space simulator. I started working on the idea as a side project just for fun back in 2007 and released it on my website for free in 2008. I later transitioned that to a name-your-own-price model and then to a fixed price. When it (now known as Universe Sandbox Legacy) was first released on Steam in 2011, it sold more in the first hour than I'd sold on my... Source: over 1 year ago

Why not try for yourself: https://iss-sim.spacex.com/. - Source: Hacker News / 11 days ago

You can try it yourself here -> https://iss-sim.spacex.com/ Protips: Watch your instruments and take it super slow! - Source: Hacker News / 11 days ago

And even the Crew Dragon has manual controls for a reason. In fact, SpaceX has a website that lets you simulate what it would be to dock a Dragon 2 with the ISS manually. Https://iss-sim.spacex.com/. Source: about 1 year ago

It gets a bit tiresome after a while. I recommend you try the crew dragon docking simulator though: https://iss-sim.spacex.com. Source: about 1 year ago

Nice minigame docking to the ISS with dragon-2 controls while youre waiting. Source: over 1 year ago