Friday, November 13, 2009

Two Earth-sized Bodies With Oxygen Rich Atmospheres Found, But They're Stars Not Planets

Sloan Digital Sky Survey spectroscopy of this inconspicuous blue object -- SDSS1102+2054 -- reveals it to be an extremely rare stellar remnant: a white dwarf with an oxygen-rich atmosphere (Credit: The Sloan Digital Sky Survey)

From Science Daily:

Science Daily (Nov. 13, 2009) — Astrophysicists at the University of Warwick and Kiel University have discovered two earth sized bodies with oxygen rich atmospheres -- however there is a bit of a disappointing snag for anyone looking for a potential home for alien life, or even a future home for ourselves, as they are not planets but are actually two unusual white dwarf stars.

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