Jupiter’s moons are among the most fascinating worlds in the solar system, but reaching them is a monumental challenge. This ...

NASA has recorded the most powerful volcanic eruption outside of Earth on Io, one of Jupiter’s moons. On December 27, 2022, ...

February 22 and 23 feature the waxing crescent moon, Jupiter, and Gemini’s twin stars in the evening sky. Pleiades and Aldebaran are also visible from sunset to midnight.

There’s no mistaking Jupiter in the sky these Pottsville winter evenings, rising in the southeast as evening twilight ends. In fact you should be able to easily see it long before twilight fades.

Astronomers have discovered 12 new moons around Jupiter, putting the total count at a record-breaking 92. That's more than any other planet in our solar system. Saturn, the one-time leader, comes in a ...

Learn how cold-water geysers on Earth could give scientists a clear path in the search for extraterrestrial life on icy moons.

A new study suggests Jupiter's moon Europa may lack the underwater geologic activity necessary to support life. Scientists have long considered Europa a promising place to search for life due to its ...

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 ...