COLORADO SUPERBOLIDE: Last night, Dec. 6th at 1:06 a.m. MST, a meteor of stunning brightness lit up the skies of Colorado. Astronomer Chris Peterson photographed the event using a dedicated all-sky meteor camera in the town of Guffey, near Colorado Springs: Video:http://spaceweather.com/swpod2008/06dec08/Chris-Peterson1_strip.gif?PHPSESSID=s7mlc3ga8e6isub9bapbfqjkp2 "In seven years of operation, this is the brightest fireball I've ever recorded," says Peterson. "I estimate the terminal explosion at magnitude -18, more than 100 times brighter than a full Moon." Fireballs this bright belong to a rare category of meteors called superbolides. They are caused by small asteroids measuring a few to 10 meters in...