It turns out that what’s behind the solar cycle is these periodic changes in the Sun’s magnetic field. (It’s important to note here that the eleven-year cycle is technically the “sunspot ...

Cycles typically last around 11 years, but the exact duration between subsequent solar minimums varies from cycle to cycle. Related: The sun in 2025: How the solar cycle will shape our year ahead ...

(AP) — The sun produced its biggest flare in nearly ... It’s the biggest flare of this 11-year solar cycle, which is approaching its peak, according to NOAA. The good news is that Earth ...

Auroras are possible over the U.S. tonight (March 25) as a "moderate" geomagnetic storm hits Earth. UPDATE: The Northern ...

Their presence is a clue to where the sun is in its 11-year solar cycle, with astronomers counting them every day since 1610. During the solar cycle, the number of sunspots waxes and wanes.

NASA proclaimed 2024 to be “Heliophysics Big Year,” and with good reason. Heliophysics is the study of the sun, and 2024 gave ...