Earth's auroras look a bit different from above. NASA astronaut Don Pettit captured two amazing videos of our planet's ...

Imagine a Slushee composed of ammonia and water encased in a hard shell of water ice. Now picture these ice-encrusted ...

Documentary filmmaker Jeremy Corbell spoke with NBC News' Gadi Schwartz about a new video of an unidentified tic tac object ...

"The solar wind squished Jupiter’s magnetic shield like a giant squash ball," O'Donoghue said. "This created a super-hot ...

Observations of Jupiter show that ammonia is unevenly distributed in the upper atmosphere, against expectations of uniform mixing. Scientists found evidence for a complicated but apparently real ...

Even gargantuan Jupiter, with its whirling superstorms and volatile temperatures, has a soft side. A team of researchers ...

US deploys six B-2 stealth bombers to Diego Garcia, increasing military presence in region amid tensions with Iran over ...

Although the impact of Comet Shoemaker-Levy 9 seems like a once-in-a-lifetime event, impacts still occur at Jupiter. You ...

Normally, Jupiter's powerful polar auroras inject significant heat into the gas giant's upper atmosphere near the poles. These spectacular lights resemble those seen on Earth, where they're ...

Out past Neptune are countless small icy and rocky bodies called Trans-Neptunian Objects (TNOs), and many of these have moons as well. While some TNOs could be called dwarf planets because of their ...

This is the first time we've ever seen a thing like this on ... hot region that spans half the planet. Jupiter's diameter is 11 times larger than Earth's, meaning this heated region is enormous.