January 9, 2024 For Daily Musings sign up for the Almanac Newsletter Email Address Learn about the discovery of the eleven-year solar cycle, and it’s importance in predicting the frequency of sun spots and the strength of solar storms. Credit: NASA Sun About The Author Paul Belliveau ADVERTISEMENT More Like This Top 5 Sun Discoveries #2: The Heliosphere What is the Solar Cycle and How Long Does It Last? Solar Cycle 25: The Sun Has Officially Reached the Peak of Its 11-Year Cycle Top 5 Sun Discoveries #5: The Dynamic Sun What Are Sunspots and Why Do They Form? Top 5 Sun Discoveries #1: Unlocking the Secrets of Space Weather ADVERTISEMENT Add a Comment Advertisement