WEEKEND COMET FLYBY: This weekend, Comet 45P/Honda-Mrkos-Pajdusakova will fly by Earth only 7.4 million miles away--the 8th-closest comet flyby of the Space Age. The small comet is invisible to the naked eye, but its emerald-green atmosphere can be seen in small telescopes. Monitor the photo gallery for sightings. Sky maps: Feb. 10, 11, 12.
LUNAR ECLIPSE THIS FRIDAY NIGHT: The full Moon will lose some of its usual luster on Friday night, Feb. 10th, as an eerie shadow creeps across the lunar disk. It's a penumbral lunar eclipse, visible from parts of every continent except Australia