Earlier this week, the number of visible sunspots on our home star fell to zero for the first time in 1,335 days. This ...

On November 1, 2025, sunspot activity on the Sun has increased as new regions rotate into view, according to EarthSky. Currently, only one numbered sunspot region, AR4267, is visible on the ...

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.

Solar Cycle 25 has produced the highest sunspot numbers in more than two decades, and March 2026 lands at the intersection of ...

The Sun experienced its first spotless days in four years, from February 22-24, 2026, indicating a shift towards a calmer ...

The sun has seen its most active month for over two decades, with a monthly average of 215.5 sunspots being recorded in August. This is the first time the average monthly sunspot number has exceeded ...

On May 29, 2020, a family of sunspots — dark spots that freckle the face of the Sun, representing areas of complex magnetic fields — sported the biggest solar flare since October 2017. Although the ...

Eric Mack has been a CNET contributor since 2011. Eric and his family live 100% energy and water independent on his off-grid compound in the New Mexico desert. Eric uses his passion for writing about ...

Sunspots are planet-sized regions on the sun's surface that have increased magnetic shields and often appear dark or black on the surface of our star. These spots are often the originating point of ...