The sun's visible disk has been perfectly free from sunspots for the first time since June 2022, suggesting the current solar ...

Astronomers observed the sun without a single sunspot for the first time in over three years, hinting at a slowdown in Solar Cycle 25. While activity is waning, experts say solar minimum is not ...

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

Add Yahoo as a preferred source to see more of our stories on Google. An image taken by NASA’s Solar Dynamics Orbiter spacecraft shows a powerful solar flare produced on May 11, 2024, during a spate ...

Solar Cycle 25 has reached its most active phase, bringing stronger solar flares and geomagnetic storms that may affect Earth’s technology.

A massive and tenacious sunspot, officially designated AR4100, has now made its third full rotation across the Earth-facing side of the Sun, a feat that places it in rare company and raises the ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. These processes follow the ...

The agencies that track sunspot activity say we’re now in peak solar activity, which has a big impact on the amount and southward extent of the Northern Lights. On Oct. 15, 2024 NOAA, NASA and 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 ...

Astronomers track the sun's 11-year cycle by counting sunspots. Also, we're expecting a strong geomagnetic storm and aurora to arrive on Saturday night. Multiple sunspot groups — 13 in all — speckle ...

Our sun has officially hit its solar maximum, with increased rates of auroras and solar flares expected in the coming months, NASA has announced. The sun goes through 11-year cycles of activity, ...