Open clusters like Orion have low fertility rate
Tuesday, July 8, 2008 - 15:28
in Astronomy & Space
A detailed survey of stars in the Orion Nebula has found that fewer than 10 percent have enough surrounding dust to make Jupiter-sized planets, according to a report by astronomers at the University of California, Berkeley, the California Institute of Technology (Caltech) and the Harvard-Smithsonian Center for Astrophysics.