On Dec. 27, 2024, NASA's Juno spacecraft swooped by the volcanic world Io. It witnessed a giant eruption.

Four billion years ago, Ganymede literally got knocked sideways. A giant asteroid slammed into Jupiter’s largest moon, ...

The Moon meets the Red Planet’s rival in Scorpius, skims close to Saturn, and reaches New phase in the sky this week.

Southwest Research Institute (SwRI) has partnered with the Carnegie Institution for Science to perform laboratory experiments ...

If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. Have you ever wondered what a moon sounds like? Apparently, NASA has. Over the weekend ...

Loki Patera is 202 kilometres (126 mi) in diameter, covers 20,000 sq km (7,700 sq mi), and was the largest volcanic feature found on Io until these new observations revealed the hot spot in the south ...

LOUISVILLE, Ky. — The first full moon of 2025 is the called the Wolf Moon. It will be rising into the night sky this week.

shifts from half-full to a crescent and reaches peak brightness just after February’s full moon. Jupiter: Second brightest in the east, its four moons—Ganymede, Callisto, Europa, and Io—are ...

Jamie Carter is an award-winning reporter who covers the night sky. Icy moon Ganymede—which JUICE will orbit—appears as a gray, mottled orb crossing the face of Jupiter ... [+] in this image ...