Weather forecast for Neptune: After sunny weather for the past few Earth years, we’ll see increasingly more clouds over the next few years. In 1989, NASA’s Voyager 2 spacecraft provided the first ...

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The clouds of Neptune have garnered reactions of awe and excitement from both scientists and the public ever since NASA’s Voyager 2 spacecraft sent back the first images of this distant world in 1989.

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.

(CNN) — Astronomers have been puzzling over a mystery on Neptune, and now they think they have unlocked its secret. The ice giant’s ghostly, cirrus-like clouds largely disappeared four years ago.