Aurora
Tuning into the cosmos…
LoadingAurora
Tuning into the cosmos…
LoadingGas giant
The largest planet — a gas giant so massive it could swallow 1,300 Earths. Its Great Red Spot is a storm bigger than our planet that has raged for centuries, and its many moons form a miniature solar system of their own.
At a glance
Why it's fascinating
NASA's mission will make dozens of flybys of the moon Europa, whose subsurface ocean may hold more water than all of Earth's.
The Juno orbiter keeps revealing Jupiter's deep winds, polar cyclone clusters and powerful auroras.
Surveys keep finding small outer moons, pushing Jupiter's known count past 95.
Moons
Jupiter has 95+ known moons, including the four large Galilean worlds: Io, Europa, Ganymede (the largest moon in the solar system) and Callisto.
All named moons · 35 listed
Photos
In the news