NASA news: New Horizons closes in on asteroid more than FOUR BILLION miles from Earth NASA’S New Horizons space craft is embarking on its most ambitious missions to date as it closes in on an icy asteroid more than 4 BILLION miles from Earth. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:The Health Issue: Why Close Encounters With Animals Soothe UsAstronomers claim first evidence of PARALLEL UNIVERSE - ‘there could be BILLIONS more’The Health Issue: The Self-Medicating AnimalSuspected Cases of Ebola Rise to 18 in Democratic Republic of CongoREVEALED: NASA discovers that there is a protective MAN-MADE bubble surrounding Earth‘Alien megastructures’ orbiting 64 nearby stars may be VISIBLE from Earth, astronomer says