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Solar Activity

Northern Lights Reach Fewer States as Geomagnetic Activity Eases

NOAA’s revision to a Kp index of 4 means auroras will be confined to higher latitudes, signaling the need to monitor forecast updates.

ESA’s Solar Orbiter Captures First Images of Sun’s South Pole

New Research Reveals Sun's Magnetic Field Originates Closer to Surface

Recent Solar Storms Illuminate Skies and Advance NASA's Research

Extreme Solar Storm Unleashes Global Aurora Displays, Disrupts Communications

Solar Orbiter Unveils Intimate Views of the Sun's Dynamic Corona

Total Solar Eclipse to Darken North America on April 8, 2024

North America Prepares for Rare Total Solar Eclipse on April 8

Massive Sunspot AR3576 Poses Threat of Powerful Solar Flares

Total Solar Eclipse to Occur on April 8, 2024

Great North American Eclipse on April 8 to be Most Visible in 100 Years

Total Solar Eclipse Expected to Draw Millions to North America in April 2024

Unprecedented Solar Void Emits Powerful Radiation Toward Earth