10/11/2013

A free-floating object, six times the size of Jupiter, has been determined to be a sunless planet, 80 light-years from Earth, astronomers say. "It has all the characteristics of young planets found around other stars, but it is drifting out there all alone," said Michael Liu, who led the study at the Institute for Astronomy at the University of Hawaii at Manoa. The heat signature of the planet, known as PSO J318.5-22, was noted by the Pan-STARRS 1 wide-field survey telescope on Haleakala on Maui.

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