'Hypervelocity Star' May Reveal Clues About Dark Matter in Milky Way
Monday, May 12, 2014 - 15:30
in Astronomy & Space
The star is streaking through space at 1.4 million mph relative to our solar system, about three times faster than a typical star. It lies 42,400 light-years from Earth and is cruising toward the halo of dark matter that surrounds the galaxy.