The back-to-back eruptions caused radio blackouts across two hemispheres as the active sunspots turn to face Earth.

Sunspot AR3474 detonated with an X1.8 solar flare on November 4, sending an ultraviolet wave silencing South America's ...

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 ...

Sunspot AR4618 erupted with an M4.4-class solar flare causing a coronal mass ejection (CME) that may give Earth a glancing blow. NASA's Solar Dynamics Observatory captured the fireworks in multiple ...

Nearly a dozen states in the northern U.S. may have another opportunity to see the northern lights on Saturday, after a recent solar flare briefly disrupted radio communications, according to the ...

The forecasting of solar flares is a rapidly evolving field that combines observational solar physics with the latest developments in machine learning and statistical modelling. Solar flares are ...

Several states across the northern U.S. have an opportunity to see aurora borealis on Monday, while some radio blackouts are expected after a recent solar flare, according to the National Oceanic and ...