The Earth image has been overlaid to scale. Images of meteor-like fireballs have been spotted in images of the sun’s corona—it’s mysteriously hotter outer atmosphere. They were sent back by ...

In areas that will experience the full total solar eclipse, the sun’s corona will be viewable. The corona is the sun’s outermost part of its atmosphere. Typically, the corona is not viewable ...

The Sun’s corona, its outermost atmospheric layer, holds the key to understanding solar activity, including phenomena like solar flares and space weather events. For decades, scientists have ...