Credit: PixabayJupiter’s Great Red Spot has long been a planetary icon. However, UC Berkeley astronomers have now identified equally massive, Earth-sized dark spots at the planet’s poles. These UV-dark ovals, which appear within the stratospheric haze at the poles, come and go unpredictably. Notably, they sit just below the auroral zones and absorb more...
Credit: pixabayThe planet Jupiter has no solid ground—no surface, like the grass or dirt we walk on here on Earth. There’s nowhere to land or walk on.But how is that possible? If Jupiter has no surface, then what does it have? How does it hold together?Even for a physics professor who studies unusual phenomena,...
Io as seen from Juno, with 'Jupitershine' illumination on the left sideNASA/JPL-Caltech/SwRI/MSSSNASA has unveiled a high-resolution image captured by the Juno spacecraft during its recent encounter with Jupiter's moon Io on December 30, 2023. This image not only showcases remarkable details of the volcanic satellite but also features an unusual lighting effect.During its close...
