Two Faraway Planets Thought To Be Habitable Debunked By Scientists

July 5, 2014 8:05 PM

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Two Faraway Planets Thought To Be Habitable Debunked By Scientists

Two exoplanets discovered in 2011 and believed to have been in the habitable zone of Gliese 581 (GJ 581) do not exist. A new study disproves the existence of Gliese 581d and Gliese 581g, but the methods used in the research may be applied to find new exoplanets.

Researchers at Penn State University revisited the previous data that had led to the discovery of the Gliese 581 planet system. Prior to the study, there were believed to be six planets orbiting the star. In addition to GJ 581d and GJ 581g; GJ 581e was discovered in 2009 and is closest to the star, ...

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