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 ...

Aurora viewers will want to keep their eyes on the sky this weekend as solar flares from the Sun are hurling towards Earth. NOAA has upgraded a geomagnetic solar storm watch from a Level 3 (“moderate” ...

After causing the dazzling waves of aurora borealis this weekend, our Sun isn’t done yet: The strongest solar flare of the current solar cycle occurred Tuesday afternoon, according to the National ...

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 ...

TEMPE, Ariz.--(BUSINESS WIRE)--First Solar, Inc. (NASDAQ: FSLR) announced an agreement to supply Swift Current Energy with 500 megawatts (MW) of advanced Series 7 thin film modules. Swift Current ...

You could get more opportunities to see supercharged auroras over the next few months, thanks to our very active sun. Solar activity waxes and wanes on an 11-year cycle. The current cycle, known as ...

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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 ...