This week has already given us an aurora borealis and the Perseids meteor shower. Wednesday morning is your next chance to see a spectacular sky event. Mars and Jupiter will be in conjunction, meaning ...

Tonight (Jan. 13), bright Mars will disappear behind the full Wolf Moon for several hours before reappearing on the other side. It's the only lunar occultation of Mars visible from the U.S. this year.

For skygazers, nothing is more delightful than watching the planets in the evening sky. In recent months, astronomers and ...

The Moon passes 4° south of Mars in Virgo at 11 A.M. EDT. The pair is briefly visible - along with Virgo's brightest star, Spica - for a short time after sunset this evening. You'll need to be fast, ...