Free-Floating Planets May be More Common Than Stars

PASADENA, Calif. -- Astronomers, including a NASA-funded team member, have discovered a new class of Jupiter-sized planets floating alone in the dark of space, away from the light of a star. The team believes these lone worlds were probably ejected from developing planetary systems.

http://www.jpl.nasa.gov/news/news.cfm?release=2011-147&cid=release_2011-147