Saturn and the Crab Nebula become more prominent in this month's night sky.
Celestial highlights for February 2011.
For a few hours on the night of Dec. 20-21, the attention of tens of millions of people will be drawn skyward, where there will hang a mottled, coppery globe—our Moon.
Have thirty years of Space Shuttle launches made us complacent? This montage of slow-motion launch footage, along with the accompanying commentary track, show every detail of the launch sequence.