Images from NASA's Galileo mission reveal a tantalizing starburst-like feature. Scientists call it a "wall demon." ...

Sunspot AR3229 erupted with an X2-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple ...

First reported by a riverboat captain on the Mississippi River in 1833, the annual Geminid meteor shower has been captivating ...

With major eclipses, brilliant supermoons, and lineups of five or more planets, 2026 offers something awe-inspiring in every season. Here’s what to watch for.

The Geminids meteor shower peaks on the evening of Saturday. During its peak, the AMS says that it can spit out upwards of ...

An Earth-directed coronal mass ejection could trigger a G3-rated geomagnetic storm early on Tuesday, Dec. 9, with the lower ...

Dazzling 'dawn storms' that illuminate Jupiter's poles are 10x more intense than the gas giant's regular auroras.

New research shows that tiny light patterns and faint radio signals reveal the earliest moments before an aurora suddenly ...

December is an exciting month for those who like to look up, with a comet, a meteor shower, and a conjunction between the ...

This month will bring some striking celestial sights, including one of the year’s best meteor showers and a glowing ...

Dec. 3 – The nearly full moon hides members of the Seven Sisters (Pleiades) star cluster between about 7 and 9 p.m. CST.

Which planet is the furthest from the sun? Some may think it’s Pluto, but it’s actually Neptune. Learn more about this ice giant and how it can help us understand more about planets in our Solar ...