Timeline for How can Ganymede have an Earth-like gravity without us having realized it?
Current License: CC BY-SA 4.0
3 events
| when toggle format | what | by | license | comment | |
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| Sep 19, 2018 at 13:22 | comment | added | jimm101 | @Wazoople Or maybe Ganymede is the ship, and some ring material has glommed on over time... | |
| Sep 18, 2018 at 20:29 | comment | added | Wazoople | I like the giant gravitron idea. Perhaps some massive, ancient generation ship crashed, embedding itself into the surface, simultaneously introducing life and an extreme spin. | |
| Sep 18, 2018 at 17:56 | history | answered | jimm101 | CC BY-SA 4.0 |