Juno Stories

NASA Juno Mission Spots Most Powerful Volcanic Activity on Io to Date

Even by the standards of Io, the most volcanic celestial body in the solar system, recent events observed on the Jovian moon are extreme. Scientists with NASA’s Juno mission have discovered a volcanic hot spot in the southern hemisphere of…

NASA’s Juno Mission Uncovers Heart of Jovian Moon’s Volcanic Rage

A new study points to why, and how, Io became the most volcanic body in the solar system. Scientists with NASA’s Juno mission to Jupiter have discovered that the volcanoes on Jupiter’s moon Io are each likely powered by their…

Danish Instrument Helps NASA’s Juno Spacecraft See Radiation

Using cameras designed for navigation, scientists count ‘fireflies’ to determine the amount of radiation the spacecraft receives during each orbit of Jupiter. Scientists with NASA’s Juno mission have developed the first complete 3D radiation map of the Jupiter system. Along…

NASA’s Juno Gets a Close-Up Look at Lava Lakes on Jupiter’s Moon Io

Infrared imagery from the solar-powered spacecraft heats up the discussion on the inner workings of Jupiter’s hottest moon. New findings from NASA’s Juno probe provide a fuller picture of how widespread the lava lakes are on Jupiter’s moon Io and…

NASA’s Juno Provides High-Definition Views of Europa’s Icy Shell

Imagery from the solar-powered spacecraft shows some intriguing features on the ice-encased Jovian moon. Images from the JunoCam visible-light camera aboard NASA’s Juno spacecraft supports the theory that the icy crust at the north and south poles of Jupiter’s moon…