Extras

Video thumbnail: NOVA Five Facts About the Ringed Gas Giant Planet

NOVA

Five Facts About the Ringed Gas Giant Planet

Learn more about Saturn, its rings, and moons.

Five Facts About the Ringed Gas Giant Planet

Video thumbnail: NOVA The Planets: Saturn Preview

NOVA

The Planets: Saturn Preview

NASA's Cassini reveals the mysteries of Saturn's rings—and new hope for life on a moon.

The Planets: Saturn Preview

Video thumbnail: NOVA The Cassini Spacecraft's final moments

NOVA

The Cassini Spacecraft's final moments

Cassini plunges into Saturn, marking the end of its 13-year mission.

The Cassini Spacecraft's final moments