Magnetic vortices twisting down from Jupiter's ionosphere into its deep atmosphere cause giant, ultraviolet-absorbing polar ...

The dark UV ovals were first detected by NASA’s Hubble Space Telescope during the late 1990s at the north and south poles.

Jupiter, its Great Red Spot and three of its four largest satellites are visible in this photo taken Feb. 5, 1979, by Voyager 1. Io, Europa, and Callisto are seen against Jupiter disk.

NASA's Parker Solar Probe will pass within 3.83 million miles of the surface of the sun on Dec. 24, and multiple planets will ...

Dark ovals in Jupiter's polar haze, visible only at UV wavelengths, were first noticed 25 years ago, then ignored. A new ...