A vivid display of the Aurora Australis could be seen from several Australian states overnight, with sightings even reported ...

This photo gallery highlights some of the most compelling images from around the world made or published by The Associated ...

Bay Area astronomers say a severe geomagnetic storm could cause the northern lights to appear over the Bay Area again.

Full-sun days will soon be the regular forecast in Michigan. To prepare, here's a breakdown of the UV index and how soon you ...

It’s sometimes easy to forget that the light in the sky is an actual star. With how reliable it is and how busy we tend to be ...

Solar scientists have unveiled spectacular new images of plasma "rain" in the sun's corona using adaptive optics.