o-ASTEROID-facebookSpace objects are hot topics these days. The European Space Agency’s Rosetta mission has gotten everybody excited about comets. Asteroid-wrangling is on NASA’s to-do list. Now, we have an extraterrestrial visitor on the way, but it won’t quite be knocking on the door of our humble planet; it will just be waving as it zips by in the distance. Asteroid 2004 BL86 will swing by Earth on January 26. “The flyby of 2004 BL86 will be the closest by any known space rock this large until asteroid 1999 AN10 flies past Earth in 2027,” NASA notes. There are no worries about an “Armageddon” sort of scenario here. The asteroid’s trajectory places it at 745,000 miles away from Earth at its closest point. That’s plenty far away, but still near enough for scientists to get excited about studying the object. More