Artist's concept showing a free-floating planet with roughly the mass of Jupiter. These lone worlds, perhaps ejected from the planetary systems of their birth, are probably more common in our galaxy than stars.
CREDIT: NASA/JPL-Caltech/R. Hurt
Thursday, May 19, 2011
"More common than stars ???"
Artist's concept showing a free-floating planet with roughly the mass of Jupiter. These lone worlds, perhaps ejected from the planetary systems of their birth, are probably more common in our galaxy than stars.
CREDIT: NASA/JPL-Caltech/R. Hurt
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