Could mining the moon destroy the oceans? [more inside]
posted by asnider on Feb 27, 2012 - 12 answers

Is it possible for a moon to have an orbit such that it is only ever visible from its planet during daylight hours? If so, what are the necessary requirements for this to happen?
posted by curious nu on Aug 20, 2011 - 14 answers

Help me understand the phases of the moon. Why is it that a New Moon is visible at all? [more inside]
posted by doubtless on May 22, 2010 - 16 answers

Hypothetical from Moon-orbit to Earth-orbit question. I already know about free return trajectories, but what if something went wrong and your ship (currently orbiting the moon) didn't leave lunar orbit at the point it was supposed to? What might happen? [more inside]
posted by np312 on Aug 17, 2006 - 8 answers