Can Moons Have Moons? Or Rings? Could A Moon Of Pluto Have A Moonlet?
Friday, April 17, 2015 - 12:20
in Astronomy & Space
This is a great question which someone recently asked on Quora - and the answer takes through a number of fascinating areas of astronomy. New Horizons will soon reach Pluto, and is expected to find new moons and possibly a ring system. Could it find a moon of a moon? Or a moon with rings? Or, is that impossible? read more