Tag Archive | biggest sunspot of 2025

SPACEWEATHER: “By far, the Biggest Sunspot of 2025”

Sunspot 4079, the “second coming” of Sunspot 4055

Solar Wind Storm in Progress, and About 100 Ellerman Bombs Surrounding Sunspot 4079, Going Off At Once

SPACEWEATHER.COM NEWS: 05/03/2025

A VERY BIG SUNSPOT: How big is it? Sunspot 4079 is, by far, the biggest sunspot of 2025. It stretches 140,000 km across the solar disk and covers an area equal to 50% of Carrington’s sunspot in 1859. Amateur astronomer Eduardo Schaberger Poupeau of Rafaela, Argentina, peered into the sunspot’s dark heart on May 2nd, and this is what he saw:

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