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 U.S. National Science Foundation says it will demolish the Sacramento Peak Observatory, also known as Sunspot Solar Observatory ...

The Sunspot Solar Observatory near Cloudcroft is scheduled for demolition, leaving fans and former residents devastated over the loss of this piece of New Mexico history.

“The definition of the solar maximum is when the sunspot number is at its highest,” Dr Rachel Howe, a solar physicist at the ...

The Sun experienced its first spotless days in four years, from February 22-24, 2026, indicating a shift towards a calmer ...

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 ...

March 2026 could be the best month for the northern lights until the mid-2030s, as celestial mechanics and solar activity combine for potentially potent results.

Each pixel of this image of a sunspot is roughly 10 kilometers. The photo was captured by the Daniel K. Inouye Solar Telescope in Hawai’i using a new instrument. (Credit: VTF/KIS/NSF/NSO/AURA) SPACE ...

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.

The U.S. National Science Foundation (NSF) announced Tuesday it will go ahead with demolition and site restoration at the ...

The upcoming partial solar eclipse on March 29 is the perfect time to watch the moon hide and then reveal dark patches on the surface of the sun. When you purchase through links on our site, we may ...