May and June 2024 saw the highest sunspot numbers on the sun since 2002, but is the peak of the solar cycle here yet? The sun follows an 11-year solar cycle of increasing and decreasing activity.

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Researchers using the Birmingham Solar-Oscillations Network, known as BiSON, have detected subtle structural differences ...

A 40-year study shows the Sun’s internal structure subtly shifts between quiet cycles, offering clues to future solar activity.

Our sun has officially hit its solar maximum, with increased rates of auroras and solar flares expected in the coming months, NASA has announced. The sun goes through 11-year cycles of activity, ...

Solar Cycle 25 has begun. During a media event on Tuesday, experts from NASA and the National Oceanic and Atmospheric Administration (NOAA) discussed their analysis and predictions about the new solar ...

The combination of the Spring equinox and the Sun's solar cycle starting towards its minimum means now is the last best time ...

Solar activity naturally waxes and wanes throughout the solar cycle — a roughly 11-year period in which our home star goes from being mostly calm in a phase called solar minimum to being a chaotic ...

The Sun experienced its first spotless days in four years, from February 22-24, 2026, indicating a shift towards a calmer phase in Solar Cycle 25. This period of low sunspot activity precedes the ...

Despite only being halfway through our current solar cycle, the sun is showing signs of starting another. The sun is approaching the solar maximum of its current 11-year solar cycle, meaning that it ...

Every morning, astronomer Steve Padilla takes a short walk from his home to the base of a tower that soars 150 feet above the ground. Tucked in the San Gabriel Mountains, about an hour’s drive north ...