Activity for Chrisâ€
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
What if two planets orbited each other and also a star? Say another Earth orbited the Earth, instead of the Moon. What effects would that have? Would gravity change in relation to the planets slightly during their orbits? I am world building and am trying to find a logical way for my planets' gravity to change slightly during a day. (more) |
— | over 9 years ago |