Hubble Space Telescope imagery Neptune has revealed that the planet's clouds are disappearing. Credit: NASA Goddard Space ...

New images released Wednesday from NASA's James Webb Space Telescope are revealing Neptune, and the planet's hard-to-detect rings, in a fresh light. "It has been three decades since we last saw these ...

The cold and remote planets originally earned their label of "ice giants" to contrast their interiors from those of Jupiter ...

NASA’s James Webb Space Telescope shows off its capabilities closer to home with its first image of Neptune. Not only has Webb captured the clearest view of this distant planet’s rings in more than 30 ...

But Webb's observations didn't just provide new pretty pictures of the ice giant planet's greenish-blue splotches. It revealed how odd Neptune's auroras are compared to other planets', glowing over ...

Fresh simulations show there is a chance Uranus and Neptune might actually be rock-rich worlds wrapped in thinner icy layers.

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 ...

At the left, an enhanced-color image of Neptune from the NASA/ESA Hubble Space Telescope. At the right, that image is combined with data from the NASA/ESA/CSA James Webb Space Telescope. The cyan ...

Experts are not sure why Neptune's auroras can be seen around the planet's "mid-latitudes," and not the north and south poles NASA, ESA, CSA, STScI, Heidi Hammel (AURA), Henrik Melin (Northumbria ...