Activity for SlipperyPeteâ€
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
Large Thick but Hollow Planet with small inner planet Earlier today I came across this question, asking as to the effects of having a planet with a shell around it acting as a planet itself, so there was a planet within a planet with neither in contact with the other but held in place with gravity/atmospheric pressure or somesuch, which piqued my intere... (more) |
— | about 8 years ago |