The seventh planet in the solar system has an average temperature of just -195°C, unsurprising given it’s 1.8billion miles ...

Jupiter, Saturn, and Neptune each emit more energy than they receive from the Sun, meaning they have comparatively warm ...

NASA's Voyager 2 spacecraft completed a historic flyby of Uranus, becoming the first,and so far, only probe to closely study ...

As Voyager 2 crosses into the mysterious boundary of interstellar space, it has encountered something scientists are calling a “Wall of Fire.” But what exactly is this wall, and what does it mean for ...

A new analysis of decades' worth of observations has revealed that Uranus does indeed emit more heat than it receives from the rays of the Sun.

China's Tianwen 2 probe has captured striking pictures of home as it heads out to a near-Earth asteroid to collect samples.

Before defining what a light-year is, we should define what a light-year is not: It is not a measure of time, but rather a ...

"This is a big step in understanding the outer solar system," team leader Rosemary Pike from the Center for Astrophysics | ...

A study from University of Houston researchers showed Uranus's energy levels change with its long seasons, which last about 20 years. This is likely ...

For millennia, astronomers thought Uranus was no more than a distant star. It wasn’t until the late 18th century that Uranus ...