RT @AsteroidWatch: Radar data of passing asteroid 2004 BL86 reveals the asteroid has a tiny moon. go.nasa.gov/1thVyOO pic.twitter.com/2jKpfyDQsx
RT @AsteroidWatch: Radar data of passing asteroid 2004 BL86 reveals the asteroid has a tiny moon. go.nasa.gov/1thVyOO pic.twitter.com/2jKpfyDQsx