NASA`s asteroid chaser swings by Earth on way to space rock
(Las Vegas Sun Breaking News)

NASA`s asteroid-chasing spacecraft is swinging by Earth on its way to a space rock. Launched a year ago, Osiris-Rex will pass within about 11,000 miles (17,700 kilometers) of the home planet Friday afternoon. It will use Earth`s gravity as a slingshot to put it on a path toward ...