WASHINGTON -- Scientists said they have found evidence of water in the atmosphere of Jupiter's icy moon "Europa." NASA said its Hubble space telescope observed the presence of persistent water vapor ...

Jupiter steals the spotlight in January as it reaches its brightest and biggest appearance of the year. The month also ...

A study has cast doubt on the idea that Jupiter's moon Europa, where NASA has sent a spacecraft, could have conditions to ...

Explore seven factual aspects of Jupiter, including its size, moons, rotation, atmosphere, rings, formation, and magnetic field based on NASA findings.

New models suggest that Europa has very little tectonic activity at its seafloor, which is potentially catastrophic news for ...

Nasa's hunt for life on Jupiter's ice moon Europa is "likely" to be in vain, as any sign of life is looking increasingly ...

A comet from another star system will swing by Mars on Friday as a fleet of spacecraft trains its sights on the interstellar visitor. We already know a decent amount about how planets form, but moon ...

Jupiter will make its closest approach to Earth in 59 years on Monday, according to NASA. The largest planet in our solar system, the gas giant will be at opposition, meaning Earth is directly between ...