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

The sun's visible disk has been perfectly free from sunspots for the first time since June 2022, suggesting the current solar cycle might be heading toward its quieter phase.

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, ...

Sunspots AR3664 and AR3663 have been erupting with X- and M-class solar flares. Both sunspots are Earth-facing and could potentially deliver a solar storm. NASA's Solar Dynamics Observatory captured ...

The same group of sunspots that created intense northern lights on May 10 has now re-emerged from the back side of the sun. The group of sunspots is still really active with solar flares. As soon as ...

All you need to do is make sure solar filters and eclipse glasses are free of marks, scratches, and holes. If they're still safe to use, you can wear them to watch the sunspot groups grow, decay, and ...

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 ...

The solar cycle continues to ramp up with currently the largest number of sunspots in the last two decades and maybe even longer. NOAA’s Space Weather Prediction Center(SWPC) reports the estimated ...

You know what they say about a leopard not changing its spots, but when it comes to our sun, change is all but guaranteed. In fact new research suggests the sun may be on the verge of changing its ...

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 ...

The total eclipse happened. I was lucky enough to be able to get to it and avoid the clouds, but stupid enough to spend much of the time during totality snapping photos instead of just gawking in ...