The sun sure has woken up this week, unleashing a powerful X-class solar flare on Jan. 18 that hurled a colossal, fast-moving ...

The massive sunspot that sparked an "extreme" geomagnetic storm in May 2024 unleashed hundreds of other dangerous solar ...

The sun recently erupted with a potent X-class solar flare, triggering a fast-moving coronal mass ejection (CME) that is ...

Earth is currently under bombardment from one of the most powerful geomagnetic storm categories the Sun can unleash.

The Sun has hurled the most intense burst of radiation at Earth in more than two decades, a reminder that our star can flip ...

An X-class solar flare has produced an Earth-directed coronal mass ejection, increasing solar activity and raising the likelihood of geomagnetic impacts within 24 hours.

A coronal mass ejection, or CME, is a massive cloud of solar plasma and magnetic field that can be hurled into space ...

Researchers followed a single solar hotspot for 3 months as it unleashed nearly 1,000 flares, revealing insights about our Sun's fury.

OVRO-LWA radio data contrasts a quiet day (Sept. 29, 2025) with the hours after the X1.7-class flare recorded at 2:35 ET on Nov. 9. The type III radio bursts, shown in the radio dynamic spectrum ...

This was the view as a multi-colored curtain of aurora formed to the south in my sky during the great display of Northern Lights on May 10, 2024. The Kp Index peaked at 8 this night bringing the ...

The sun is not a static, tranquil sphere of gas, but an active, turbulent star with magnetic fields that twist and snap in powerful eruptions. Among the most striking and energetic of these eruptions ...

Researchers led by Dr. Zhou Xinping from Yunnan Observatories of the Chinese Academy of Sciences and their collaborators have found solid evidence of coronal waves excited by flares.