University of Hawaii Institute for Astronomy scientists report their discovery of 11 new satellites of Jupiter, all members of Jupiter’s outer "irregular" satellite system. These observations double ...

We already know a decent amount about how planets form, but moon formation is another process entirely, and one we're not as familiar with. Scientists think they understand how the most important moon ...

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 ...

The first global map of the largest moon in the solar system — Ganymede, one of Jupiter’s moons — shows a sharp contrast between older cratered areas and newer, lighter terrain. The map was published ...

As the night grows long and the winter solstice approaches, there’s a host of astronomical events to watch out for, including ...

To see the pair together, look up to the Moon in the eastern sky on December 7, and Jupiter will be just above and to the ...

CAPE CANAVERAL, Fla. (AP) — A NASA spacecraft is ready to set sail for Jupiter and its moon Europa, one of the best bets for finding life beyond Earth. Europa Clipper will peer beneath the moon’s icy ...

A spacecraft that will study one of Jupiter’s moons is set to launch Monday on a journey of more than six years to discover if the moon has the ability to support life. The solar-powered spacecraft ...

NASA's Europa Clipper spacecraft is set to explore Jupiter's moon Europa, one of the prime candidates for finding life beyond Earth. Europa Clipper will assess whether Europa's conditions, such as its ...

Skywatchers on Thursday evening, Feb. 6, will notice an eye-catching pairing-off between two of the brightest objects in the nighttime sky. The moon, nearly two nights past first quarter and appearing ...