Wednesday, October 09, 2013

Lost in space: rare lonely planet PSO J318.5-22 floating without star


ASTRONOMERS say they have found a lonely planet outside the solar system floating alone in space and not orbiting a star.

The gaseous exoplanet, dubbed PSO J318.5-22, is just 80 light years from Earth and has a mass only six times that of Jupiter.

"We have never before seen an object free-floating in space that looks like this. It has all the characteristics of young planets found around other stars, but it is drifting out there all alone," said research team leader Michael Liu of the Institute for Astronomy at the University of Hawaii at Manoa .... http://www.theaustralian.com