Despite the lack of a dedicated mission to the planet, scientists have learned plenty through ground observations and space telescopes ...

Uranus, the Voyager 2 pictures suggested, appeared the pretty aqua shade of a duck's egg. Neptune, on the other hand, seemed to be the darker hue of lapis lazuli .

Neptune is fondly known for being a rich blue, and Uranus green—but a new study has revealed that the two ice giants are actually far closer in color than typically thought. The correct shades ...

Voyager 2/ISS images of Uranus and Neptune released shortly after the Voyager 2 flybys in 1986 and 1989, respectively, compared with a reprocessing of the individual filter images in ...

Neptune is actually pretty similar to Uranus." JULIAN BAUM/SCIENCE PHOTO LIBRARY The earlier images were captured by Nasa's Voyager spacecraft in the 1980s Astronomers have long known that most ...

Neptune is so far away from our planet that the last time we got a good look at the planet with any kind of detail was 1989, back when Voyager 2 completed its flyby. Those images were great ...

Since then, the planet has only been visited once by spacecraft when, in 1989, Voyager 2 completed its 'Grand Tour' of our solar system's outermost planets. It took this image of Neptune and its moon ...

Voyager 1 switched to a very old backup radio transmitter, not used since 1981, restoring NASA’s contact amid communication ...

Humanity’s first close-up images from Neptune came 34 years ago from NASA’s Voyager 2 spacecraft. The images shows bright cirrus clouds high in its atmosphere above most of its methane.

For decades, famous images from NASA's Voyager 2 mission have circulated showing Neptune in a deep azure tone. But those enhanced images have resulted in a misconception, the scientists say.

After a decade-long search, some scientists say a growing number of clues point to the existence of a hidden planet in the ...