Unlike a total lunar eclipse — when the moon passes centrally through the Earth’s dark shadow, or umbra, and the moon turns deep red in color — a penumbral eclipse merely grazes the umbra’s ... more 
Unlike a total lunar eclipse — when the moon passes centrally through the Earth’s dark shadow, or umbra, and the moon turns deep red in color — a penumbral eclipse merely grazes the umbra’s dusky outer fringes. The result is a slight brownish s less 
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SPACE.com | Photo By Imelda B. Joson and Edwin L. Aguirre
Tue, Nov 27, 2012 6:24 PM EST