A violent solar eruption on May 31 launched a coronal mass ejection (CME) hurtling toward Earth, triggering a rare G4-level geomagnetic storm alert. Captured in real-time by U.S. Naval Research ...

A massive solar eruption from sunspot 4100 has launched a fast-moving CME toward Earth, with G4-class geomagnetic storm conditions expected through June 2, 2025.

Solar flares are powerful bursts of radiation. Harmful radiation from a flare cannot pass through Earth’s atmosphere to ...

The NWS Chicago office confirmed that it's been close to a century since the city was hit with an event of this proportion; that storm took place in the early to mid-1930s, during the Dust Bowl era.

Powerful solar storm to impact Earth on June 2 with G4 geomagnetic activity Both NASA and the United States National Oceanic and Atmospheric Administration (NOAA) have attested to the energetic ...

In space weather, NOAA has released a G2 Geomagnetic storm, which isn’t as severe as the G4 that has made headlines for reaching much farther south; however, the watch is extended through June 14.

A severe G4 solar storm is expected to hit Earth on June 14, 2025, as reported by NOAA’s Space Weather Prediction Center; solar wind coming from a coronal hole—a region where the Sun’s ...

The northern lights were visible last night and created a dazzling show over parts of New England. The aurora could be seen clearly from the summit of Mount Washington during what's been a days-long ...

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A giant mouth-like hole in the Sun about as wide as five Jupiters is blasting hot Sun breath in Earth's general direction.

An intense solar eruption recently triggered a rare "severe geomagnetic storm" alert for Earth, with the U.S. Naval Research Laboratory capturing the CME racing toward us at 1,700 km/s. These ...

An unexpectedly strong solar storm rocked our planet on April 23, 2023, sparking auroras as far south as southern Texas in ...