Can A Planet's Moon Be As Bright As Its Sun?
Friday, May 15, 2015 - 08:40
in Astronomy & Space
This is a question which was asked recently on quora: Is it possible to have a moon so reflective that when it reflects the light of the sun, it will be as if it is daylight? Anyway it is a rather fun problem, easy to work out by "back of the envelope calculations", and the answer takes us to some interesting areas of planetary physics. read more