Sunspot AR3165 has erupted with several m-class solar flares in a span of a few hours. NASA Solar Dynamics Observatory ...

Solar Orbiter has spotted a large sunspot group forming on the opposite side of the Sun – if it's still active when it rotates into view, it could trigger solar flares.

Sunspots AR3664 and AR3663 have been erupting with X- and M-class solar flares. Both sunspots are Earth-facing and could ...

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 ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. A giant black spot has appeared on the sun’s disk — and ...

The northern lights could become more active in the coming days as scientists monitor one of the largest sunspot regions in ...

It's getting crowded up there. Over the past few years, the advent of SpaceX's Starlink and other players in the ...

While February weather across Texas remains calm and seasonable, activity on the sun is ramping up which could bring a colorful display across the night sky Thursday night for areas along the United ...