On Sept. 1 and 2, 1859, telegraph systems around the world failed catastrophically. The operators of the telegraphs reported receiving electrical shocks, telegraph paper catching fire, and being able ...

“Sunspots are there all the time, almost. You can see them with a small telescope,” University of Glasgow astrophysicist Hugh Hudson tells Popular Science. “Carrington was sketching the spots’ areas ...

A massive sunspot cluster roughly the size of the one responsible for the most powerful solar storm ever recorded has rotated into view on the sun's Earth-facing side, now pointing directly toward our ...

A mesmerizing display of the Northern Lights graced much of the U.S. on Friday night courtesy of a potent solar storm. Even observers as far south as Florida reported seeing the sky painted with vivid ...

Remember the gorgeous auroras so many of us enjoyed back in May? Those are caused by intense storms on the surface of the sun, triggered by criss crossing of the sun’s magnetic fields. The most ...

On Sept. 1, 1859, Richard Carrington, a solar astronomer, witnessed an unusual clump of sunspots that suddenly and briefly flashed brightly before they disappeared. Just before dawn the next day, ...

During a massive solar storm like the Carrington Event, the sun blasts its material into space, which can wreak havoc on technologies and pose risks to humanity's safety-critical systems. The large ...

ROANOKE, Va. – Solar flares are relatively common events, but the flare that set off the ‘Carrington Event’ on Sept. 1, 1859 was anything but common. It was then that an English astronomer, Richard ...

A solar flare, visible at the right of the image, occurs when magnetic field lines split apart and reconnect. When the flare is accompanied by a coronal mass ejection, and the magnetic field of the ...

Solar winds of hot plasma are continuing to whip past the Earth after scientists issued a geomagnetic storm prediction warning over the weekend. As of late Tuesday morning UTC the solar storm was ...

On Sept. 1 and 2, 1859, telegraph systems around the world failed catastrophically. The operators of the telegraphs reported receiving electrical shocks, telegraph paper catching fire, and being able ...