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.
Learn about water conservation, figure out how much water you're using...and how to stop using so much.
Thanks to a massive solar flare, sky-watchers may be able to indulge in an array of colorful northern lights forecasted to appear on Thursday and Friday.
If you're braving the frigid Arctic weather to see the aurora borealis, make sure you have the correct camera settings right to avoid fumbling around in the dark and cold.
NASA says new observations from the Hubble Space Telescope confirm the presence of a subsurface ocean on Jupiter's largest moon.