Uranus (left) and Neptune (right)

Why Neptune Appears Bluer Than Its Cousin Uranus

Though the solar system’s two outermost planets are very similar, their color is a puzzling difference

The pink splotch on the planet shows the X-rays detected in 2002 imposed on a photo of Uranus taken in 2004 at the same orientation.

Scientists Detect X-Rays Radiating From Uranus

The beams could be scattered light from the Sun, fluorescence from Uranus's rings, or produced by auroras on the ice giant

Watch Colorful Sunsets on Distant Planets in This NASA Simulation

New models from a NASA scientist show what the sun’s setting might look like on Venus, Uranus and Mars

A laser delivers a burst of ultraviolet light to compress water ice and create superionic ice

New Research

Scientists Make Weird Type of Ice Halfway Between Solid and Liquid

The strange form of ice could help explain the odd magnetic fields seen around Uranus and Neptune

New Research

It May Rain Diamonds Inside Neptune and Uranus

Scientists have finally simulated the long-proposed shower of gems

Auroras on Uranus caused by changes in its magnetosphere

New Research

Magnetic Field Around Uranus Are a Chaotic Mess

Using data from the Voyager 2 mission, researchers have modeled Uranus's off-kilter magnetosphere

Uranus and its aurora

Cool Finds

Take a Peek at the Auroras on Uranus

This composite image gives the best view yet of the seventh planet's atmospheric lights and ring

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