In a landmark observation by a team of international researchers, NASA's Juno spacecraft has, for the first time, clearly ...

In new images captured by NASA's Juno spacecraft, fiery volcanic activity is seen erupting across Jupiter's moon, Io. Io is the third-largest of Jupiter's four Galilean moons and is the most ...

Katy is Managing Editor at IFLScience where she oversees editorial content from News articles to Features, and even occasionally writes some. NASA’s Juno conducted its 58th close encounter with ...

The Moon passes 5° north of Jupiter at 7 A.M. EDT. Early risers can enjoy the pairing before sunrise, standing some 50° high ...

It’s not a big moon relative to a few of its neighbors, but Jupiter’s Io is exceedingly active, with volcanoes by the hundreds spewing lava plumes dozens of miles above its surface, per NASA. Infrared ...

Turn your eyes to the east in the early morning hours of Sept. 16 to see the moon conspire with Jupiter and the bright stars of the Gemini constellation to create a lopsided rectangular formation in ...

Io, Europa and Ganymede had already shown their footprints through earlier observations. But Callisto, the farthest Galilean ...

Can ground-based telescopes obtain the same image resolution of planetary objects as space-based telescopes, or even spacecraft directly orbiting other worlds? This is what a recently submitted study ...

Jupiter's visibility diminishes throughout May, offering optimal viewing in early May before setting earlier each night. Observational highlights include Galilean moon transits and occultations, ...

The autumn night sky in Ireland is an observer's treasure-trove and the first celestial event of the season arrives on ...