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

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

"What makes the event even more extraordinary is that it did not involve a single volcano, but multiple active sources." ...

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

Using data gathered by NASA's Juno Jupiter orbiter, scientists estimate that Europa's ice shell is about 18 miles thick — which could make it hard for nutrients to get down to its buried ocean.

On Feb. 1, the Snow Moon will rise alongside some of winter's brightest stars after drifting past Jupiter ...

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 ...

While Io, the most volcanically active moon in the solar system, appears completely dry and devoid of water ice, its neighbor Europa is thought to harbor a vast global ocean of liquid water beneath ...

New measurements from NASA’s Juno spacecraft have offered a clearer picture of what lies beneath the frozen surface of Jupiter’s moon Europa. During a.

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.

The curious minds at What If explore what life would be like on Jupiter’s many moons, from Europa to Ganymede, revealing ...