Ultracool stars take 'wild rides' around, outside the Milky Way
Tuesday, June 9, 2009 - 15:14
in Astronomy & Space
Astronomers have found that stars of a recently discovered type, dubbed ultracool subdwarfs, take some pretty wild rides as they orbit around the Milky Way, following paths that are very different from those of typical stars. One of them may actually be a visitor that originated in another galaxy.