Jupiter’s most famous storm is slimming down, spinning up and behaving in ways that challenge what scientists thought they knew about giant-planet weather. The Great Red Spot, once a planetary icon ...

Jupiter’s Great Red Spot, a storm that has captivated scientists for centuries, has shrunk to the smallest size ever recorded. Recent observations from NASA’s Hubble Space Telescope reveal that the ...

Scientists studying Jupiter and Saturn’s polar storms suggest their dramatic differences arise from deep interior properties. Simulations show that “harder” or “softer” gas layers beneath the storms ...

In this wide-angle view you can see that winter's brightest stars connect into an enormous asterism called the Winter Hexagon ...

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