Sky This Week is brought to you in part by Celestron. Friday, September 12Mars passes 2° north of 1st-magnitude Spica in Virgo at 4 A.M. EDT, though neither has risen at this time (they rise in ...

The Celestron TrailSeeker 8x42mm binoculars have over $130 off; now is the time to spot star clusters and planets for less.

The comet will come closest to Earth on Oct. 20. There's hope that it may become bright enough to glimpse with the naked eye.