Not only is Earth suddenly spinning faster, but our Sun is getting more active than NASA predicted. The Sun appears to have a cycle of about 11 years during which it waxes and wanes. Its activity is ...

Add Yahoo as a preferred source to see more of our stories on Google. In April, a total solar eclipse was visible to millions in North America. This was followed in May by the largest geomagnetic ...

Add Yahoo as a preferred source to see more of our stories on Google. Officially, solar maximum is defined as the peak month of a given solar cycle, based on monthly sunspot numbers. More specifically ...

The first rumblings of the sun's next 11-year solar cycle have been detected in sound waves inside our home star—even though it is only halfway through its current one. This existing cycle is now at ...

After months of intense solar flares, NASA confirms that the Sun has reached the most active period of its cycle. Reading time 3 minutes The Sun has been acting up, and we can finally confirm why.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Solar activity is increasing faster than official forecasts had ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. While the the sun might appear like a still disk in the sky, our star ...

You're currently following this author! Want to unfollow? Unsubscribe via the link in your email. From afar, the sun looks calm and peaceful in our daytime skies. But up close, it's an erupting, ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The latest image of the sun from NASA's Solar Dynamics ...

Every morning, astronomer Steve Padilla takes a short walk from his home to the base of a tower that soars 150 feet above the ground. Tucked in the San Gabriel Mountains, about an hour’s drive north ...