Which exoplanet is smallest?
Sep 12, 2020
1 min read
Updated: Sep 13, 2020
Kepler-37b Kepler-37b is an extrasolar planet (exoplanet) orbiting Kepler-37 in the constellation Lyra. As of February 2013 it is the smallest planet discovered around a main-sequence star, with a radius slightly greater than that of the Moon.
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