Saturn’s Iapetus, discovered way back in 1671, has three bizarre features that science still can’t fully explain.
NASA’s dearly-departed Cassini spacecraft helps scientists study Saturn’s insides.
The planet Saturn put on a show for Earth this week as the gas giant appeared at its closest and brightest for the year in the early hours of Monday EDT.
Skywatchers are in for an end-of-year treat. What has become known popularly as the “Christmas Star” is an especially vibrant planetary conjunction easily visible in the evening sky over the next two weeks as the bright planets Jupiter and Saturn come together, culminating on the night of Dec. 21