If there was a contest for the most interesting moon in our solar system, Callisto would be a contender. Jupiter's ...

The fifth planet from the sun, Jupiter is what watercolor ... some of the first detailed looks at the planet's poles, which revealed cyclone swarms gyrating on its surface with roots that likely ...

What views of the night sky would we have if we had evolved on the Jupiter moon Europa, or one of the TRAPPIST-1 planets?

Why does Jupiter look like it has a surface – even though it doesn’t have one? – Sejal, age 7, Bangalore, India The planet Jupiter has no solid ground – no surface, like the grass or dirt ...

NASA’s Juno spacecraft has been orbiting the gas giant Jupiter since 2016 ... mission until at least 2025, so we can look forward to more images like this one for at least a few more years.

The world’s premier space observatory has spotted a mysterious and huge, free-floating planetary-mass object that’s “just 20 ...

We can get an idea of how planets appear through a planet parade, but have you ever wondered how our home planet, Earth, ...

Jupiter, the largest planet in our solar system, will take an outsized place in our night sky on Tuesday, May 8. Head outside after sunset this evening and look to ... use an app like Star Walk ...

Callisto, one of Jupiter’s largest moons, looks like a boring, crater-filled world. It doesn’t seem to have much going on ...