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.

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

Scientists have analyzed more than 40 years of astronomical data to uncover evidence that the sun's internal structure subtly ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. These processes follow the ...

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

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 ...

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, ...

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 ...

Learn how four decades of solar observations uncovered hidden changes inside the Sun and what they could mean for future ...

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 ...