Activity for Ludo
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
A planet with all of its water underground Question: Could a planet contain all of its (vast) oceans underground? I imagined a planet with no surface oceans - and no water cycle above ground - but where life was still possible. My initial misgivings are: The increased temperatures below the crust. Any life must be able to get to the wat... (more) |
— | almost 7 years ago |