The Sun has just unleashed an M5-class solar flare, a powerful burst of radiation that signals a clear uptick in solar activity as the current cycle heads toward its peak. While this event is not the ...

Add Yahoo as a preferred source to see more of our stories on Google. We are currently midway through Solar Cycle 25, the 25th solar cycle since the naming convention began back with Solar Cycle 1 in ...

The Sun’s most violent flares are turning out to be even more extreme than I, or many solar physicists, had imagined. By tracking how these eruptions light up the high‑energy sky, researchers have ...

Just as avalanches on snowy mountains start with the movement of a small quantity of snow, the ESA-led Solar Orbiter spacecraft has discovered that a solar flare is triggered by initially weak ...