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A Brief History Of Gliese 581d and 581g, The Planets That May Not Be
Friday, July 4, 2014 7:48
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Artists impression of Gliese 581g. Credit: Lynette Cook/NSF
Two potentially habitable planets in the Gliese 581 system are just false signals arising out of starstuff, a new study said. Gliese 581d and 581g are (study authors said) instead indications of the star’s activity and rotation. It’s the latest twist in a long tale about the system as astronomers struggle to understand how many planets could be orbiting the star.
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Read the rest of A Brief History Of Gliese 581d and 581g, The Planets That May Not Be (710 words)
© Elizabeth Howell for Universe Today, 2014. |
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Source: http://www.universetoday.com/112925/a-brief-history-of-gliese-581d-and-581g-the-planets-that-may-not-be/
