Neptune’s supersonic winds and icy storms revealed a planet so extreme that it forever changed our picture of the solar ...

While there are countless reasons to visit other celestial bodies in the solar system—to inspect potentially life-supporting plumes on Endeladus, for example—there’s one relatively minor bonus to ...

Astronomers have uncovered a link between Neptune's shifting cloud abundance and the 11-year solar cycle, in which the waxing and waning of the Sun's entangled magnetic fields drives solar activity.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The ice giant’s ...