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Q&A What would be the fate of a second satellite at the mid-point between the Earth and the Moon, with half the mass of the Moon?

If this hypothetical moon were to come to exist between the Earth and Moon, how long would it survive? And could it transition to the moon's orbit, as a subsatellite? To clairify, this scenario is...

2 answers  ·  posted 5y ago by Wax‭  ·  last activity 5y ago by Wax‭

Question moons physics astrophysics