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

Astronomers observed the sun without a single sunspot for the first time in over three years, hinting at a slowdown in Solar ...

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

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, ...

The Sun’s magnetic poles are in the middle of an uneven, drawn-out reversal as Solar Cycle 25 moves through its solar maximum ...

Visible light images from NASA’s Solar Dynamics Observatory highlight the appearance of the Sun at solar minimum (left, Dec. 2019) versus solar maximum (right, May 2024). During solar minimum, the Sun ...

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

With the solar cycle set to peak earlier than predicted, the sun's corona should look its spectacular spiky best for April 8's total solar eclipse. When you purchase through links on our site, we may ...