High-energy, powerful, and violent stellar explosions called "superflares" have been found to erupt from stars like the sun roughly once every 100 years, making these blasts far more common than ...

Interstellar comet 3I/ATLAS brightened up near the Sun at perihelion, and also lost a lot of mass, both of which were several magnitudes more than expected. Recent images show strange jet structures ...

Earlier this year, Earth experienced two geomagnetic storms caused by outbursts of radiation from the Sun, which had an impact on satellites in space and communication systems on the ground. As it ...