Diminutive Discovery: Moon-Size Exoplanet Circling Sun-Like Star Smallest Yet

Wednesday, February 20, 2013 - 16:00 in Astronomy & Space

A newfound world called Kepler 37 b could easily blend in to the long and growing list of known extrasolar planets , given its nondescript name. But the new addition to the catalogue of 800-plus exoplanets stands out in at least one major respect--it is far smaller than any planet yet discovered outside of our solar system. In fact, it is just a shade larger than Earth’s moon. [More]

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