NASA officials said what Juno spotted was 'the most powerful volcanic event ever recorded on the most volcanic world in our ...

The brutal conditions also make Io intriguing to NASA scientists intent on learning more about the innermost and third-largest of Jupiter’s four Galilean moons. For nine years, a spacecraft ...

The eruption released energy six times greater than all Earth's power plants combined, exceeding 80,000 trillion watts.

Mighty Jupiter stands high in the east at sunset, dominating the stars of Taurus the Bull as they begin to appear in the ...