Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Observing the night sky can ...

Astronomers are often asked how the casual observer can distinguish planets from bright stars in the night sky. It is commonly thought, and with a certain degree of justification, that stars twinkle, ...

The night sky tonight and on any clear night offers an ever-changing display of fascinating objects you can see, from stars and constellations to bright planets, the moon, and sometimes special events ...