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Space
Space
Science
Daisy Dobrijevic

What is solar maximum and when will it occur?

Graphic illustrating solar maximum, a close up graphic of the sun is in the background and "what is solar maximum" is written in large letters in the foreground.

Solar maximum refers to the highest rate of solar activity during the sun's approximately 11-year solar cycle. It is indicated by the intensity and frequency of sunspots visible on the surface.

On Oct. 15, 2024, representatives from NASA and the National Oceanic and Atmospheric Administration's (NOAA) Space Weather Prediction Center (SWPC) announced that the sun has entered its solar maximum period which could continue for another year.

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