When Voyager returned the first detailed pictures of Neptune in the summer of 1989, we got our first glimpse of the cloud features in its distant sky. Since then, astronomers have followed up those ...

Neptune receives a tiny fraction of the sunlight that strikes Earth, yet somehow, that’s enough to transform the clouds of this faraway world. The main driver of cloud formation is generally the ...

An abundance of clouds seen on the planet Neptune have now all but vanished, rapidly fading out of existance since 2019, “surprising” findings of a new study reveal. Observations of images of the blue ...

Neptune’s clouds have disappeared. Since the first detailed images of the planet were taken by the Voyager 2 spacecraft in 1989, its cerulean disc has been criss-crossed by wispy white clouds, but its ...

For the past several years, scientists have found themselves scratching their heads, trying to figure out why Neptune's clouds are vanishing. In a newly released video from NASA Goddard, researchers ...

The ice-giant Neptune, the most distant and third largest planet in our solar system, is a distinctive dark blue ball of gas, which may appear calm but is actually throttled by a chaotic atmosphere.

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 ...

As distant as it is, orbiting nearly 3 million miles from the sun, we know a surprising amount about the atmosphere and weather conditions on Neptune. Dramatic storms have been observed there ...