An image of Uranus on the left and Neptune on the right. They look almost indiscernible as they're both light blues. In the summer of 1989, from a remote expanse of our solar system where sunlight is ...

Mathematicians calculated where the planet might be based on its effects on Uranus, and astronomers searched for less than an ...

Images of Uranus and Neptune captured decades ago and showing the planets, respectively, as light green and bright blue orbs have since become enshrined as our collective vision of those distant ...

NASA/ESA Hubble Space Telescope, Gemini North telescope and NASA Infrared Telescope Facility observations of Neptune and ...

Historic color photos of Uranus and Neptune are actually the wrong colors, and a recent study used new data and a lot of math to set the record straight. In Voyager 2’s full-color photos of the ice ...

Neptune, long believed to be dark blue, is actually very pale like Uranus, scientists say. They used modern telescopes to re-assess artificially enhanced images taken by NASA's Voyager 2 probe. We can ...

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In 1989, the NASA Voyager team showed false color images of Neptune so that we could see the clouds in the atmosphere. NASA did also show the unaltered images at the same time in 1989. The research ...

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 ...

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.