April 4, 2026

This Week in Amateur Radio

North America's Premiere Amateur Radio News Magazine

via the ARRL: The ARRL Solar Report

Read more at ARRL.org

On May 2, Spaceweather.com reported: “Astronomers are monitoring a
very large sunspot now turning toward Earth. Sunspot AR4079
stretches more than 140,000 km from end to end and has two dark
cores each large enough to swallow Earth. Moreover, it is surrounded
by a ring of Ellerman Bombs.

“Ellerman bombs are a sign of magnetic complexity in a sunspot.
Opposite polarities bump together, reconnect, and-…

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