Activity on the sun is not constant; it varies along a cycle of about 11 years. The peak of this solar cycle — called solar ...

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.

A vast, magnetically tangled sunspot has rotated into direct view of Earth, raising the prospect of powerful solar eruptions ...

A new sunspot complex, AR 4294-4296, has recently appeared on the Sun, drawing attention due to its size and potential for ...

A massive new sunspot complex, dubbed AR 4294-4296, has emerged on the sun and is facing directly at Earth. The dark patch is ...

Every glimmer of the northern lights begins as a spot on the sun’s surface. And if increased solar activity is any indication, the next year and a half will be filled with glimmers. Sunspot ...

Gigantic sunspots of the groups AR 4294-4298 are currently rotating towards the Earth. Experts are observing possible auroras and warning of the effects on satellites and technology.

NASA's Solar Dynamic Observatory has unveiled a mesmerizing sight in the depths of space as the Sun, our celestial neighbor, experiences an extraordinary surge in sunspot activity. Surpassing all ...

The cycle may result in dramatic space weather that could disrupt communications and power grids here on Earth. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

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 ...

How accurate are past records of sunspots? In a new study published in The Astrophysical Journal, a team of multinational researchers examined the historical record and found that after the unusual ...