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 ...

Learn why the Sun’s magnetic field is just as important as Earth’s and its impact on our planet.

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 ...

NASA scientists are warning that the Sun’s internal engine is behaving in ways they have not seen in years, pointing to an ...

Sunspot AR4618 erupted with an M4.4-class solar flare causing a coronal mass ejection (CME) that may give Earth a glancing blow. NASA's Solar Dynamics Observatory captured the fireworks in multiple ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Sunspot AR 14100 reemerged over the sun's western limb on Monday (May 26) after spending two ...

There are many things with spots: Dalmatians, leopards, ladybugs, overripe bananas, and guys with bald spots are all great examples. Another thing with spots is the Sun! That's right! The Sun, as it ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. A spot on the sun 10 times larger than Earth has been seen ...

NASA has drafted its Mars rover Perseverance to help monitor the sun’s activity. Every day for the next two months, the rover will image the sun with its Mastcam-Z cameras, capturing crucial ...

A small sunspot has the sun all to itself Sunday afternoon (March 8). It's only the 4th spotted, active region to appear this year. Details: 3-inch refracting telescope with a solar filter, Canon DSLR ...