At 10:04 UTC on November 11, the Sun fired an X5.1-class solar flare from Active Region 4274, launching an asymmetric halo coronal mass ejection (CME) toward Earth at extraordinary speed. This was not ...

Thanks to the European Space Agency (ESA) spacecraft XMM-Newton, astronomers have seen a powerful explosion of plasma erupting from a distant star for the first time. We have seen (and felt) plenty of ...

Add Yahoo as a preferred source to see more of our stories on Google. Three solar flares are barreling toward Earth and they could create a northern lights show to be remembered Tuesday night. These ...

The M4.4 solar flare unleashed a coronal mass ejection (CME) into space — and Earth might just receive a glancing blow. When you purchase through links on our site, we may earn an affiliate commission ...

A coronal mass ejection (CME) is a large-scale eruptive solar phenomenon in which magnetized plasma from the Sun’s corona is expelled into interplanetary space, typically associated with magnetic ...

An image sequence from the U.S. Naval Research Laboratory’s (NRL) Large Angle and Spectrometric Coronagraph Experiment (LASCO) C2 coronagraph observing a fast coronal mass ejection, as mentioned in ...

If you’re seeing social media posts about an X-class solar flare, here’s what you need to know now. A powerful X-class solar flare, the strongest category scientists track, erupted from the Sun on Jan ...

A powerful solar storm could spark auroras as far south as northern California and Alabama on Wednesday, thanks to a particularly rambunctious area on the sun dubbed active region 4274 (AR4274). In ...