Does Saturn's Death Star moon have an ocean under its surface?

Mimas is small, but may contain watery secrets.

By Phil Plait 1 week ago

Is Europa spewing water into space? This is how NASA is going to find out

NASA's Europa Clipper Mission will find out whether Europa erupts in spectacular vapor plumes like Enceladus.

By Elizabeth Rayne 1 month ago

Mood swings in Earth's orbit can influence evolution of phytoplankton

Jupiter is messing with our plankton!

By Cassidy Ward 1 month ago

Hubble takes a series of giant outer planet family portraits

Gas giant photos c/o Hubble.

By Phil Plait 2 months ago

How many moons does Saturn have? A lot more now: Dozens of new ones have just been found.

If someone asks you how many moons Saturn has, the correct answer is, "a lot."

By Phil Plait 3 months ago

Saturn's core is big and fuzzy — and its gravity is written in the rings

By Phil Plait 5 months ago

This is the best time all year to see the ringed magnificence of Saturn

By Phil Plait 6 months ago

Is Saturn’s moon Dione still cryovolcanically active?

By Phil Plait 6 months ago

Could the methane Enceladus spews into space mean aliens are lurking beneath the ice?

By Elizabeth Rayne 6 months ago

Explaining Saturn's ravioli moons

By Phil Plait 8 months ago