Add Yahoo as a preferred source to see more of our stories on Google. Neptune, long believed to be dark blue, is actually very pale like Uranus, scientists say. They used modern telescopes to ...

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 ...

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 ...

Way back in the late 1980s, the Voyager 2 spacecraft visited Uranus and Neptune. During the flybys, we got to see the first close-up views of those ice giants. Even then, planetary scientists noticed ...