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View Full Version : Solar System's Moons May Have Emerged from Long-Gone Planetary Rings



Bok
11-29-2012, 04:38 PM
"If you wish to make an apple pie from scratch," as Carl Sagan once said, "you must first invent the universe." And if you wish to make a moon from scratch, according to new research, you must first create planets with rings (after inventing the universe, of course).
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