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John Johnson (astronomer)
John Asher Johnson is an American astrophysicist and professor of astronomy at Harvard. He was a formerly a professor at the California Institute of Technology and a researcher with NASA's Exoplanet Science Research Institute.
In 2012 Johnson's team discovered three exoplanets, including the smallest one found to date, orbiting a red dwarf using the Kepler orbital telescope.〔(Kepler Spots Tiniest Trio of Exoplanets : Discovery News )〕 A subsequent study used the host star's similarity to Barnard's star and observations from the Keck Observatory to determine more information about the system and the size of its three planets.〔(Discovery of the Smallest Exoplanets: The Barnard's Star Connection | SpaceRef - Your Space Reference )〕
==References==
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