The Sun’s most violent flares are turning out to be even more extreme than I, or many solar physicists, had imagined. By ...

Mehr Un Nisa, a postdoctoral research associate at Michigan State University and co-author of a new paper about the findings released in the journal Physical Review Letters on Aug. 3, issued a ...

Decreasing solar activity could make the journey to Mars and back riskier for astronauts, a new study warns. The sun's magnetic field acts as a barrier to high-energy galactic cosmic rays, which ...

An explosion from the sun blasted radiation into space, reaching the Earth, Mars, and the moon in 2021. These particles cannot harm humans on Earth, but they may harm people in space, research shows.

For the first time, NASA telescopes have worked in tandem to watch blasts of high-energy radiation triggered by activity on the far side of the sun. The achievement will help scientists better ...

Imagining every drop of Earth’s water hurled into the Sun sounds like a last-ditch cosmic fire extinguisher, but the physics ...