Our complex universe gets to show off in a spectacular series of winning photos from the Insight Astronomy Photographer of the Year contest.
Astronaut Scott Kelly captures a stirring image of a glowing aurora that makes the planet look like a fantasy wonderland seen from afar.
Magical lights dance across Earth's atmosphere in this collection of images of auroras seen from the International Space Station and beyond.
We can't recommend the Alienware Aurora on performance and value grounds, but its memorable appearance might appeal to those interested in making a statement with a gaming desktop.
Astronomers have spied an aurora beyond our solar system for the first time, lighting up the pole of a failed star that's cool in multiple ways.
Astronaut Samantha Cristoforetti captures a series of stills of an aurora borealis from the ISS. Those images of the light show get turned into an amazing time-lapse video.
NASA's orbiting Mars probe has spotted two surprises in the Red Planet's atmosphere: an unexplained dust cloud and a deep ultraviolet aurora.
The Northern Lights in Alaska provide a ghostly backdrop for a dramatic image of rockets launching into the early-morning sky.
It looks like something from a '90s screensaver, but it's footage of the International Space Station flying through the northern (or maybe southern?) lights.
NASA's Solar Dynamics Observatory has photographed a massive coronal hole gaping across the face of the sun. Here's what it means.