During a close approach to the Sun, the European Space Agency’s Solar Orbiter watched that tipping point unfold in unusually fine detail. The spacecraft observed the M7.7-class flare—strong but still ...

Federal forecasters are warning that a powerful X-class solar flare could trigger strong radio blackouts and strain power ...

"This is one of the most exciting results from Solar Orbiter so far." ...

Solar Orbiter observations show that a medium-class solar flare formed through cascading magnetic reconnection events, ...

A solar radiation storm stronger than one we’ve seen in over two decades is in progress, the Space Weather Prediction Center ...

F or all of its life-sustaining energy, the sun is pretty chaotic. Roiling plasma covers its surface along with fluidic snarls of magnetic fields that birth solar flares. These fiery outbursts occur ...

Largest solar radiation storm in more than 20 years could trigger auroras on Earth - A solar radiation storm this large has ...

The ESA's Solar Orbiter has discovered that solar flares act like avalanches, growing from weak disturbances into powerful ...

NASA explained that the flare was classified as an X1.9 flare. X-class flares are the most powerful type of solar flares. The number 1.9 shows how strong the flare was within this highest category.

The South African National Space Agency says the country could see a geomagnetic storm reaching G4/Severe conditions in the ...

Solar physicists say they have found a key source of intense gamma rays unleashed when Earth's nearest star produces its most violent eruptions. In findings published in Nature Astronomy, scientists ...

It is the strongest solar radiation storm in over 20 years, since October 2003. The powerful weather event is expected to ...