Young super-Neptune offers clues to the origin of close-in exoplanet

Tuesday, June 21, 2016 - 06:01 in Astronomy & Space

A team of astronomers has confirmed the existence of a young planet, only 11 million years old, that orbits very close to its star (at 0.05 AU), with an orbital period of 5.4 days. Approximately 5 times the size of the Earth, the new planet is a "super-Neptune" and the youngest such planet known. The discovery lends unique insights into the origin of planetary system architectures.

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