Scientists can say two things with certainty about Io. First, this moon of Jupiter is the most volcanic object in the known universe. Its surface is festooned with so many lava-spewing calderas that ...

doesn’t show on Jupiter’s moon Io. discuss Io, Europa and other members of the Jupiter system. Dr. John Spencer, of the Lowell Observatory, Flagstaff, Ariz., will describe some possible explanations ...

Io, one of Jupiter’s Galilean satellites, is the most volcanically active body in the solar system. Images from spacecraft have shown molten lava erupting along walls that dam giant lava lakes and ...

"SHARK-VIS ushers in a new age in planetary imaging." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Using a telescope perched on a mountain in ...

Behold the volcano-blanketed moon, Io. After swooping by Jupiter's tortured moon on Feb. 3, NASA's Juno spacecraft beamed back some of the closest-ever images of this unique world. The agency's deep ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. NASA’s Juno mission scientists have used complex data collected ...

Scientific American interviewed Tracy Gregg about a new map of Jupiter’s moon Io, which is the most volcanic moon in the solar system. The map, which examines 266 volcanic hotspots, suggests that ...