Timeline for Had Earth lost the Moon early, would we be able to determine it once had a companion?
Current License: CC BY-SA 4.0
7 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Feb 28 at 23:40 | vote | accept | ksousa | ||
| Feb 27 at 15:26 | comment | added | Jon Custer | @vsz - see, for example, pnas.org/doi/full/10.1073/pnas.1717689115 - "Quasiperiodic variations in insolation, known as Milankovitch cycles, serve as a primary control on climate change over timescales of 10$^4$–10$^6$ y (1). Their expression in the stratigraphic record provides a powerful tool for reconstructing geologic timescales, or astrochronologies, and evaluating Earth history." | |
| Feb 27 at 7:05 | comment | added | vsz | @JonCuster how can that be measured? | |
| Feb 27 at 5:01 | history | became hot network question | |||
| Feb 27 at 0:24 | answer | added | 4NT4R3S | timeline score: 8 | |
| Feb 26 at 21:49 | comment | added | Jon Custer | We would be puzzled by the changes in day length observed in ancient sediments. | |
| Feb 26 at 20:52 | history | asked | ksousa | CC BY-SA 4.0 |