NASA scientists are warning that the Sun’s internal engine is behaving in ways they have not seen in years, pointing to an abrupt shift in the star’s magnetic and energetic rhythms that drive space ...

A Southwest Research Institute-led study found that protons and heavy ions react differently to solar magnetic reconnection events, revealing a more complex magnetic engine powering the solar wind.

Space scientists have revealed details of a "surprise" explosion on the sun. NASA's Parker Solar Probe has discovered unexpected behavior in how our star blasts energy into the solar system. During a ...