The communications lag between Earth and Jupiter means missions to Europa will need to be smart to deal with problems on ...

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

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.

As many as 400 volcanoes are erupting on the surface of Jupiter's innermost moon Io, with virtually every square inch of the ...

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

Encountering Neptune in 1989, NASA’s Voyager mission completed humankind’s first close-up exploration of the four giant outer ...

NASA's recent flybys of Io, however, reveal that it likely doesn't contain a global magma ocean beneath its surface, as ...

Scientists with NASA’s Juno mission to Jupiter have discovered that the volcanoes on Jupiter’s moon Io are each likely ...

Take a captivating journey with an animated tour of Jupiter’s volcanic moon, Io, crafted from NASA’s Juno mission data. This stunning visualization reveals Io’s dramatic volcanic plumes, glowing ...

NASA's Lucy spacecraft will perform a close flyby of Earth on December 12, utilizing a gravity assist to adjust its ...

NASA and ESA’s Hubble Space Telescope has been observing the outer planets through a program called OPAL (Outer Planet ...

On Dec. 12, at 11:15 p.m. EST, NASA's Lucy spacecraft, currently in a two-year orbit around the sun, will skim Earth's ...