The star at the center of the solar system does more than provide light and warmth. It also acts as the most powerful ...

The findings, recently published in the Astrophysical Journal Letters, indicate that ions within solar flares may reach temperatures more than 6.5 times higher than earlier estimates, according to ...

A sunspot on the surface of our volatile star exploded yesterday, sending an extremely powerful solar flare flashing through space towards the Earth. The flare, which hit an X7.1-class in strength, is ...

After a recent solar flare, residents in some northern U.S. states may be able to see the stunning northern lights this weekend. On Thursday, the sun emitted the strongest solar flare in seven years ...