Look east around 4 a.m. local time, just before dawn, to see the slender form of the crescent moon climb above the horizon.

Two new moons have been discovered orbiting Jupiter, bringing the total number of natural satellites orbiting the gas giant ...

"Our experiments provide clues to better understand JWST Europa observations and serve as a prelude to upcoming close-range ...

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...

Nearby, you'll also be able to spot the bright star Aldebaran, a first-magnitude star that shines with a distinct orange hue ...

The Moon and Jupiter share the morning sky as they rise together in Gemini the Twins. The pair is about 3° high in the ...

Visible on the planet itself is a dark patch near the top, marking the frigid northern polar cap, where temperatures dip to ...

Gliding past the planet Jupiter, the Cassini spacecraft captured this view of active Io, Jupiter's third largest moon, with the gas giant as a backdrop, in 2001.

Scientists at Southwest Research Institute conducted experiments to understand the puzzling distribution of frozen hydrogen ...

Sauk Prairie will get a glimpse of one of the two eclipses that will occur over the next thirty days. The total solar eclipse ...

One of Jupiter’s 95 known moons, Europa is almost the size of our own moon. It’s encased in an ice sheet estimated to be 10 miles to 15 miles or more (15 kilometers to 24 kilometers) thick.

One of Jupiter’s 95 known moons, Europa is almost the size of our own moon. It's encased in an ice sheet estimated to be 10 miles to 15 miles or more thick.