Published in ScienceNOW, 18 May 2011
Our galaxy could be teeming with “homeless” planets, wandering the cosmos far from the solar systems of their birth, astronomers have found. The study could help clear up a long-running debate of whether free-floating planets really exist, and how common they are.
“The results are convincing enough that I suspect this paper will be cited for years to come as the best evidence of free-floating planets,” says Dimitri Veras, an astrophysicist at the University of Cambridge in the United Kingdom, who was not involved with the study. […]
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