Celestia Forums

Thanks for your efforts. I think that about kills the "naturally occuring" idea. So plan B it is. Ironically, that is very close to what a good friend suggested as a solution. The shells would be artificially suspended via a repulser tech. though the energy source question is a good point that I hav...

Thank you for the Hal Clement reference. I have never heard of him before. I am amazed at the volume of 1950's SciFi references that people keep sending me in relation to parts of my story that I ask questions about. The surface area was mainly what I was thinking about being 25x Earth normal. I hav...

Can someone tell me how to figure out what the gravity, rotation and orbit of a planet would have to be in order for a planet 25 times larger than Earth to have a gravity of between .90 and 1.10 of Earth Normal Gravity? I am writing a SciFi story and the planet is ideally very similar to Earth in mo...