The Northern Lights or aurora borealis may be visible in the U.S. this week due to a coronal hole and a "co-rotating ...

often accompanied by a solar flare of X-rays. If these CMEs hit the Earth, they can trigger geomagnetic storms in our ...

The last time Earth was hit by a blast on this scale was ... the CME moves through the lower atmosphere of the sun. 'They're not as fast as X-rays, but these particles are very energetic so ...

Bengaluru anticipates Zero Shadow Day on April 24. The sun will be directly overhead. Vertical objects will cast no shadow.

NASA describes an asteroid as a small body made of rock or metal that travels around the Sun. These bodies are ... initially showed a slight risk of hitting Earth in 2032, recent NASA data ...

This image, captured on December 6, 2010, shows a massive solar filament erupting from the Sun. Nearly a million km long, it was seen by STEREO in extreme ultraviolet light.