The two planets will merge in the night sky Monday, appearing closer to one another than they have since Galileo’s time in the 17th century.
Mars, Jupiter, Saturn and a crescent moon will be clustered together in the southeastern sky just before daybreak. Mercury will peek above the horizon.
After 20 years and many moons, the Cassini spacecraft was sent crashing into Saturn.
The spacecraft completely changed our view of Saturn and her moons.
Scientists confront new mysteries about the largest planet in our solar system.
The barely visible dot of our home could be perceived as an exoplanet from a faraway perspective.
If you're zipping through space dust at 77,000 mph, you need a shield of some sort...
"Enceladus has almost all of the ingredients you would need to support life as we know it on Earth," a NASA scientist said.