Even if the specific monthly peak of the cycle has passed, it doesn't mean solar activity is over. Strong solar activity ...

The 11-year solar cycle is tracked by NASA, learn how they do it. Credit: NASA Goddard Space Flight Center Judge bars Musk's DOGE team from Social Security records in scathing ruling I'm a heart ...

For solar science purposes, this was designated the year that Solar Cycle 1 started. Cycles of sunspots for the last 400 years. The earliest data is estimated from geological and tree-ring records.