Most of this activity lacks sufficient punch to harm us… but every now and then, the Sun erupts with a flare powerful enough ...

Eruptions from sunspot AR3664 have created a geomagnetic storm that is delivering jaw-dropping northern lights on Earth. The sunspot blasts X5.8- and X1-class solar flares. NASA's Solar Dynamics ...

Seeing the northern lights, or aurora borealis, typically requires travelling to frosty climes as far north as Norway or Iceland, but this year they have been visible in London, southern ...

Powerful solar storms in May and October painted auroras across large parts of North America. But some U.S. farmers also ...

Researchers have found that solar superflares which release more energy than billions of atomic bombs should occur once every ...

This report represents the collective hopes of scientists who study the Sun, setting out plans for improving our knowledge of ...

G igantic superflares burst out of Sun-like stars roughly once every 100 years, releasing as much energy as a trillion ...

A survey of more than 56,000 sun-like stars reveals that “superflares” that are linked to bursts of radiation which play ...

“We wanted to determine how often our Sun produces superflares; however, the duration of direct solar observations is ...

Earth is overdue for a dangerous ‘superflare’ from the Sun that could wipe out satellites and power grids, scientists have ...

Superflares are extremely strong solar flares -- explosions with energies up to ten thousand times that of typical solar ...

The only way to measure the sun's past activity is to look for evidence of spiking flares in preserved tree trunks and ...