HD 189733b: Dramatic Change Spotted On A Faraway Exoplanet
Thursday, June 28, 2012 - 05:20
in Astronomy & Space
The atmosphere of exoplanet HD 189733b, about 60 light-years from Earth, changed dramtically after a violent flare on its parent star bathed it in intense X-ray radiation. Result: A powerful burst of evaporation. read more