Cynthia Littleton Business EditorRichard Branson has won the foot race among billionaires to blast off into space.Branson and a few of five others briefly achieved weightlessness on Sunday as his Virgin Galactic Unity 22 craft took off from the Spaceport America facility in Truth or Consequences, New Mexico.The British billionaire and a crew of five others departed around 7:40 a.m. PT from the Spaceport America facility in Truth or Consequences, N.M.