The moon greets Jupiter two days ahead of its full moon phase on Feb. 1.

For decades, scientists have been puzzled by the violent eruptions on Jupiter’s moon Io. Now, thanks to Juno’s recent close ...

Sky This Week is brought to you in part by Celestron. Friday, February 6The bright star Sirius dominates the southern sky ...

A new finding of ammonia on the icy surface of Jupiter's moon Europa could have important implications for the search for ...

Using data gathered by NASA's Juno Jupiter orbiter, scientists estimate that Europa's ice shell is about 18 miles thick — ...

NASA has recorded the most powerful volcanic eruption outside of Earth on Io, one of Jupiter’s moons. On December 27, 2022, Juno, NASA’s spacecraft, witnessed numerous active volcanoes erupting ...

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

Research into Jupiter’s moons shows Io and Europa did not evolve apart but formed with opposite compositions from the beginning.

Jupiter, the giant planet, appeared to align closely with the full Wolf moon, creating a stunning celestial display visible ...

A group of astronomers from the Carnagie Institution for Science announced on Monday that they discovered 12 previously undiscovered moons orbiting Jupiter, including one the institution is calling an ...

The February 2026 Full Moon peaks on February 2, pairs with bright Jupiter and carries centuries of cultural meaning across ...

New data from NASA's Juno orbiter reveals Jupiter is slightly smaller and more 'squashed' than scientists previously thought.