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 ...

Due to the effects of a weak CME and ongoing high solar wind, unsettled to active conditions are possible this evening, Feb.

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 ...

Three solar flares are barreling toward Earth and they could create a northern lights show to be remembered Tuesday night. These coronal mass ejections, or CMEs, blew off the surface of the sun Nov. 9 ...

L1, played a key role in decoding the unusual behaviour of the strongest solar storm that struck Earth in May 2024. The ...

Solar Cycle 25 has reached its most active phase, bringing stronger solar flares and geomagnetic storms that may affect Earth’s technology.

A G1 or G2-class geomagnetic storm is possible on Wednesday, Feb. 4, as a coronal mass ejection from a powerful X8-class solar flare struck Earth's magnetic field.

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 ...

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 ...

Another round of auroras may put on a dazzling display across U.S. states this evening, so be sure to look up Elizabeth Ruggiero/Getty A powerful mass ejection (CME) from sunspot AR4199 is set to ...