Looking for a sky event this week? Check out our full Sky This Week column. July 10: Meet Mizar and Alcor Saturn's ...

Over the years, passing spacecraft have observed mystifying weather patterns at the poles of Jupiter and Saturn. The two planets host very different types of polar vortices, which are huge atmospheric ...

As Cassini’s tour of Saturn comes to a close, NASA’s getting a bit nostalgic. Yesterday, the space agency released a photo of Saturn’s North pole the doomed spacecraft took on April 26th—the day it ...