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View Full Version : The Habitability of Gliese 581d



Fraser
2010-Oct-19, 03:50 PM
The Gliese 581 system has been making headlines recently for the most newly announced planet that may lie in the habitable zone. Hopes were somewhat dashed when we were reminded that the certainty level of its discovery was only 3 sigma (95%, whereas most astronomical discoveries are at or above the 99% confidence level before [...]

More... (http://www.universetoday.com/76116/the-habitability-of-gliese-581d/)