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
What was the size of the earth, proportionally to it today, before whatever hit it to create the moon?
posted by Sparx
on Jan 13, 2011 -
12 answers
Astronomers: how to best determine the exact time to take a photograph of the full moon where the moon is situated between two earthly objects?
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posted by komara
on Jul 20, 2010 -
14 answers
What terrestrial technologies did the Apollo program, in particular the manned missions to the Moon, yield?
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posted by tip120
on Jul 20, 2009 -
5 answers
I copied a short javascript to display the moonphase from a
webpage, and made a few minor tweaks, and it appears to have a few problems. For instance, the moon phase occasionally shows up as "undefined"; I don't know enough about javascript to fix it, please help.
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posted by timepiece
on Jan 28, 2009 -
13 answers
