Timeline for What could make a star green?
Current License: CC BY-SA 3.0
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Dec 13, 2016 at 16:45 | comment | added | JDługosz | I mean to post a self-answerd Q on this, but need to track down some references. Yes, eccentricity encourages the case as preferred over 1:1, and outer planets cause eccetricity. | |
| Dec 13, 2016 at 14:44 | comment | added | RobertF | @JDługosz - That's a good point. It's thought Mercury's 3:2 spin-orbit resonance arises from its high eccentricity, which itself may be due to perturbations from other planets. In tightly planetary systems orbiting red dwarfs I imagine there could be even stronger gravitational perturbations. | |
| Dec 13, 2016 at 5:47 | comment | added | JDługosz | «likely to be tidally locked» no, it’s likely to have a half odd multiple spin:orbit resonance (like our own Mercury). | |
| Dec 12, 2016 at 21:34 | comment | added | Zxyrra | Creative but the question specifically says "green seen from space" and mentions something about not having it appear green just from a particular planet | |
| Dec 12, 2016 at 21:16 | history | answered | RobertF | CC BY-SA 3.0 |