Every eleven years, the sun's magnetic field flips. Sunspots—dark, cooler regions on the sun's surface that mark intense ...

Four astronauts are preparing to fly around the Moon on a roughly 10-day mission, and for the entire trip, teams on the ground will be watching the Sun as closely as they watch the spacecraft. NASA ...

March 2026 could be a historic moment for stargazers and aurora enthusiasts alike. According to experts, this month might ...

NASA’s Parker Solar Probe completed its 27th close approach to the Sun in March 2026, gathering data from the corona to ...

Add Yahoo as a preferred source to see more of our stories on Google. The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space weather ...

Citizen scientists reviewing NASA data discovered unusually high Solar flare rates, helping researchers better understand the ...

A solar eclipse recorded in ancient China more than 2,700 years ago is helping scientists refine measurements of Earth’s rotation and investigate the Sun’s past behavior.

A 40-year study shows the Sun’s internal structure subtly shifts between quiet cycles, offering clues to future solar ...

NASA's Van Allen Probe A is falling to Earth much sooner than expected, though the spacecraft's reentry poses a low risk to humans.

A study published in The Astrophysical Journal Letters, introduces a newly defined "filament channel" function. This new function provides a novel theoretical foundation for predicting solar eruptions ...