One of the largest and most densely populated sunspot regions seen in more than a decade has appeared on the sun's nearside to Earth — and has begun to unleash a barrage of solar storms that are ...

This cluster of sunspots has produced more than 60 solar flares, including several that could spark colorful auroras across parts of the northern U.S.

Observing an eclipse of the sun is always fascinating, but on March 29, 2025 — when a partial solar eclipse is visible in the Northern Hemisphere — there will be an extra reason to do so. As well as ...

NASA has detected a large grouping of sunspots — dark patches on the sun — known as AR3576, which have increased in size in the last month and could be a risk for strong solar flares. Solar flares, ...

The Sun appears completely clear of sunspots for the first time since December 2021, which astonishes astronomers. The Solar Astronomy Laboratory of the Space Research Institute of the ...

The Sun’s magnetic poles are in the middle of an uneven, drawn-out reversal as Solar Cycle 25 moves through its solar maximum ...

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 ...

A whopping sunspot that is getting larger and crackling with activity threatens to flash powerful solar flares in our planet's direction. The sunspot, named AR3780, appears to be getting bigger and ...

Sunspot AR3590, which recently spit out three X-class solar flares in under 24 hours, has grown even larger and is now pointed almost directly at Earth, putting us in the crosshairs of more potential ...

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 ...

BOULDER–Challenging conventional wisdom, new research finds that the number of sunspots provides an incomplete measure of changes in the Sun’s impact on Earth over the course of the 11-year solar ...

A massive sunspot region made up of at least six different sunspot groups has emerged on the sun's nearside. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...