Sunspot AR3234 blasted an X2-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple ...

A massive filament eruption on the sun carved out a ~250,000-mile-long (~400,000 km) 'canyon of fire'. See time-lapsed ...

HONOLULU (AP) — The on-and-off eruption that’s been dazzling residents and visitors on Hawaii’s Big Island for nearly a year ...

A volcano in northern Ethiopia erupted Sunday, marking its first known eruption in 12,000 years. The volcano, called Hayli ...

Scientists have finally confirmed a powerful coronal mass ejection from another star, using LOFAR radio data paired with ...

New York Giants rookie running back Cam Skattebo, still rehabbing a gruesome ankle injury, returned to his Arizona State ...

The eruption of the Hayli Gubbi volcano in Ethiopia - which was dormant for several thousand years - began on Sunday morning ...

Astronomers observed a massive, multi-temperature plasma eruption from a young Sun-like star, revealing how early solar explosions could shape planets. These fierce events may have influenced the ...

A volcano in Ethiopia has erupted for the first known time ever, spewing plumes of thick smoke and impacting air travel ...

Indonesian authorities say they are helping more than 170 climbers caught by Mount Semeru’s sudden eruption to return to safety ...

CHECK out the Vegas-inspired films that Sun Vegas thinks are worth watching.  When you’re done with these films, make sure to ...

Solar flares are classified based on their strength into classes A, B, C, M, and X, with each class being ten times more powerful than the previous one.