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

Jupiter and Mars will appear to make ultraclose approaches to the moon on two nights this week. Here's how to get the best ...

The Hubble Space Telescope has been used to study 25 hot Jupiters. It has helped to answer "questions important to our understanding of exoplanet atmospheres," according to the Hubble team. Credit: ...

NASA’s Europa Clipper is well on its way to Jupiter’s icy moon, Europa, set to arrive in 2030. While its science instruments ...