Galileo, which orbited Jupiter between 1995 and 2003, flew close to Europa several times, offering humanity its first detailed glimpses of the moon's surface and its secrets. Listen to Story This ...

How many moons does Jupiter have? Scientists have discovered dozens of them, but the answer may be more complicated than it seems. When you purchase through links on our site, we may earn an ...

Discovered by Galileo in 1610, Europa is one of the four so-called Galilean moons of Jupiter, along with Ganymede, Io and Callisto. Seeking conditions that support lifeWhat type of life might ...

The Hubble Space Telescope has spotted what appear to be geysers erupting from the surface. Discovered by Galileo in 1610, Europa is one of the four so-called Galilean moons of Jupiter, along with ...

Discovered by Galileo in 1610, Europa is one of the four so-called Galilean moons of Jupiter, along with Ganymede, Io and Callisto. What type of life might Europa harbor? Besides water ...