Add Yahoo as a preferred source to see more of our stories on Google. The sun emitted some of the most powerful solar flares this week, NASA announced. The star emitted three strong solar flares on ...

After weeks of reduced activity, the sun erupted with three powerful flares on a single day. That could send solar flares toward Earth, impacting electronics and making it possible to view the ...

Considered our solar system's largest explosive events, solar flares can sometimes be as strong as a billion hydrogen bombs. Those with enough energy output to rank as an X-class have the potential to ...

NASA’s Solar Dynamics Observatory captured an image of the event, which could cause a series of radio and satellite blackouts across the U.S., according to NASA. Solar flares are powerful bursts of ...

The Sun has just hurled a powerful X-class flare toward Earth, and the resulting geomagnetic storm could push shimmering auroras far beyond their usual polar haunts. As the current solar cycle ...

Kerry Breen is a news editor at CBSNews.com. A graduate of New York University's Arthur L. Carter School of Journalism, she previously worked at NBC News' TODAY Digital. She covers current events, ...

The Sun has unleashed a quartet of strong solar flares, which could herald a wild week of space weather. It all kicked off at 12:33 UTC on February 1, when the Sun fired off an X1.0 flare. About 11 ...