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View Full Version : Earth-Sized Planets are Probably Common



Fraser
2006-Sep-08, 09:19 PM
Of the many extrasolar planetary systems discovered so far, more than a third could contain Earth-like planets. This is according to a new study by scientists associated with NASA's Center for Astrobiology. It was originally thought that Jupiter-sized planets should clear out their star systems as they form, but some new calculations show that they actually promote the formation of rocky planets - and even help pull in icy objects that deliver water to the inner planets.

Read the full blog entry (http://www.universetoday.com/2006/09/08/earth-sized-planets-are-probably-common/)