“Cold Neptune” And Two Temperate Super-Earths Found Orbiting Nearby Stars

Artist’s concept of GJ229Ac, the nearest temperate super-Earth to us that is in a system in which the host star has a brown dwarf companion. Top Right Image: An artist’s concept of GJ180d, which is the nearest temperate super-Earth to us that is not tidally locked to its star, making it more likely to be able to host and sustain life. Illustrations are by Robin Dienel, courtesy of the Carnegie Institution for Science.

Washington, DC (Carnegie Institution for Science PR) — A “cold Neptune” and two potentially habitable worlds are part of a cache of five newly discovered exoplanets and eight exoplanet candidates found orbiting nearby red dwarf stars, which are reported in The Astrophysical Journal Supplement Series by a team led by Carnegie’s Fabo Feng and Paul Butler.

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