It's coming. The sun is about to pull another disappearing act across the nation, turning day into night during April’s total solar eclipse.The entire thing will last up to 4 minutes and 28 seconds on ...

An affordable way to get close-ups of the sun's surface, the Celestron EclipSmart Travel Solar Scope 50 with a built-in white light filter fits the bill. Simple to set up, travel with and use, it’s ...

The most powerful solar telescope in the world has recorded a major milestone atop an active volcano in Hawaii, capturing a detailed image of a cluster of sunspots with the telescope's new Visible ...

Katelyn Eaman can appreciate the power of the sun better than most. The geology graduate student researches how Mars’ now-barren landscape was carved and transformed by ancient waterways. That water ...