When you think of Neptune, you probably think of a rich blue planet with swirls visible within it. However, that isn't what Neptune looks like at all. In fact, the planet is more akin to the pale blue ...

Neptune is not as blue as you’ve been led to believe, and Uranus’s shifting colors are better explained, in new research. By Becky Ferreira Think of Uranus and Neptune, the solar system’s outermost ...

Neptune has long been depicted as a deeper, darker blue than its fellow ice giant Uranus, but a new study shows that both are a similar shade of light greenish blue. Why it matters: In a description ...

In 1989, Voyager 2 became the first and only spacecraft to ever fly by Neptune, and images from that mission famously show a planet that's a deep azure color. But in reality, Neptune is far more of a ...

Irwin and his team color-corrected the images using data from the Hubble Space Telescope's Imaging Spectrograph and the Multi Unit Spectroscopic Explorer on the European Southern Observatory's Very ...

"Although the familiar Voyager 2 images of Uranus were published in a form closer to 'true' color, those of Neptune were, in fact, stretched and enhanced, and therefore made artificially too blue." ...

In pictures of the farthest planets from the sun, Uranus looks like a pale-green orb, while Neptune usually looks much bluer. A new analysis revealed their true colors. Here's NPR's Nell ...

When Voyager 2 flew by Neptune in 1989, it sent back images that were processed to better reveal features like bands and a dark spot. But a new study says it's actually a greener planet.