Solar System - Jupiter Topics
A Big Moon Close Up
2000 — Sept. 20, 2011
On May 20, 2000, NASA's Galileo spacecraft flew 808 km above the surface of our solar system's largest moon, Ganymede.
Galileo Looks for Auroras on Ganymede
2000 — April 6, 2011
NASA's durable Galileo spacecraft flew above the solar system's largest moon this morning in search of extraterrestrial Northern Lights.
Great Ganymede!
2000 — April 6, 2011
This weekend the Galileo spacecraft will hunt for signs of mysterious "cryptovolcanoes" and collect new data on Ganymede's unique magnetic field.
Caught in the Act
2000 — April 6, 2011
In November 1999, astronomers photographed a large volcanic eruption on Io just as Galileo was flying by Jupiter's fiery satellite.
Storms Collide on Jupiter
2000 — April 6, 2011
NASA's Hubble Space Telescope has captured dramatic images of two swirling storms on Jupiteras they collided to form a truly titanic tempest. The resulting storm may be second in size only to the Great Red Spot itself.
New Evidence for an Alien Ocean
2000 — April 6, 2011
Fluctuations in the magnetic field surrounding Jupiter's moon Europa are a telltale sign of salty liquid water beneath the moon's icy crust. Europa could harbor the solar system's largest ocean.
The Great Dark Spot
2003 — April 6, 2011
For more than a century, astronomers thought the Great Red Spot was the biggest thing on Jupiter. But cameras onboard the Cassini spacecraft have revealed something at least as large: the Great Dark Spot.
Beware: Io Dust
2004 — April 6, 2011
Jupiter's moon Io is shooting tiny volcanic projectiles at passing spacecraft.
A Close Encounter with Jupiter
2004 — April 6, 2011
This week, Earth and Jupiterare only 400 million miles apart--the nearest the two worlds will be all year.