According to NASA, the solar cycle is a natural process of the Sun, in which the Sun goes through periods of increased and ...

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 ...

A century of solar observations from Kodaikanal Solar Observatory and modern satellite data reveal patterns in the Sun’s polar magnetic activity, aiding predictions of future solar cycles.

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

Add Yahoo as a preferred source to see more of our stories on Google. The aurora borealis may be visible Thursday night along the U.S.-Canada border. (Space Weather Prediction Center) While February ...