Researchers from the Juno mission have finally solved a mystery that has puzzled scientists for over four decades.

The Cold Moon — the 12th and final full moon of 2024 — will rise on Sunday (Dec. 15). It will ascend higher into the night ...

New measurements from NASA's Juno probe have seemingly put to bed the possibility of a magma ocean beneath the surface of Io.

Observations made of Jupiter’s moon Io during the Juno mission’s flybys helped astronomers confirm how and why Io became the most volcanic world in the solar system.

Io does not have a shallow global magma ocean beneath its surface, counter to previous claims, suggests a paper published in ...

Jupiter will rise opposite the sun this weekend, making the gas giant appear even brighter and larger in our sky.

December's full moon also coincides with the peak of the Geminid meteor shower, which should be most active on the night of Dec. 13.

With the Europa Clipper, scientists will achieve a lifelong dream, and possibly discover the first proof of life beyond Earth ...

If we weren’t dazzled by Jupiter’s own glare, these moons are bright enough to be seen ... Perseus (which appears as a constellation in our skies tonight). In reality, poor Io would be ...

Io, discovered by Galileo Galilei in 1610, is the most volcanic body in our solar system. NASA's Juno spacecraft continues to ...

Weather permitting, Jupiter will not only be brighter than most other stars and planets in the evening sky, but will also be ...