The last in a series of three coronal mass ejections hit Earth on Wednesday, so experts are keeping an eye on geomagnetic ...

The sun unleashed a third X-class solar flare on Nov. 11. Clocking in at X5.1, it is the biggest solar flare this year and ...

The geomagnetic storm watch has been upgraded after a large solar flare erupted Tuesday, Nov. 11, meaning the aurora borealis ...

Get your cameras ready! The northern lights may become visible as far south as Texas tonight or tomorrow. Here's the latest ...

A strong geomagnetic storm watch has been issued for Thursday night into Friday morning after a number of strong solar flares ...

Banner image: Crews prep the GOES-U satellite for launch at NASA's Kennedy Space Center in Florida. (Credit: NASA/Ben Smegelsky) When a solar flare leaps out from around the sun, a small fleet of ...

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The Sun emitted two solar flares on April 19, 2022, one moderate peaking at 9:35 p.m. EST and one strong peaking at 11:57 p.m. EST. NASA’s Solar Dynamics Observatory, which watches the Sun constantly, ...

The X5.1-class eruption from sunspot AR4274 is this year's most powerful solar flare and Earth is in the firing line.