Images from NASA's Galileo mission reveal a tantalizing starburst-like feature. Scientists call it a "wall demon." ...

Jupiter, the giant of our Solar System, hosts nearly 100 moons. Discover some of Jupiter moons with unique characteristics to explore.

The hellish surface of a moon of Jupiter known as Io is riddled with hundreds of lava-spewing volcanoes that make the world one of chaos and violence. The brutal conditions also make Io intriguing to ...

On December 7th, skywatchers are in for a treat asthe Moon will travel across the sky accompanied by the brilliant planet ...

The waning moon shines close to the king of the planets on Dec. 7. Don't miss Jupiter shining close to the waning gibbous ...

Witness the celestial spectacle of Jupiter shining brightly near the waning gibbous moon in the Gemini constellation on ...

It's a world home to gigantic storms bigger than Australia, 100-mph winds pummeling its northern reaches and a rocky moon riddled with lava-spewing volcanoes. Welcome to Jupiter. NASA scientists have ...

If you are into planets and also like to get up pre-dawn (much easier in the Northern hemisphere now that it is winter here), ...

Of all the major planets in the solar system, Jupiter is the largest. Observers have a ring-side seat this week to view this amazing world. Jupiter reached opposition on April 7, meaning it is at the ...

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 ...