There is more than meets the eye for a distant gas giant planet. Astronomers have discovered that the extrasolar planet, or "exoplanet," not only has one of the weirdest orbits ever seen, but it is ...

Spectacular clouds swirl across the surface of Jupiter. These clouds contain water, just like Earth's, but are much denser on ...

Berkeley — A bound pair of icy comets similar to the dirty snowballs circling outside the orbit of Neptune has been found lurking in the shadow of Jupiter. Astronomers at the University of California, ...