This composite image of the Sun combines high-energy X-ray data from NASA's Nuclear Spectroscopic Telescope Array (NuSTAR). On December 6, 2010, a lengthy solar filament, which had been winding around ...

More information: Yuhao Chen et al, Theoretical Studies on the Evolution of Solar Filaments in Response to New Emerging Flux, The Astrophysical Journal Letters (2024). DOI: 10.3847/2041-8213 ...

Aurora chasers are on high alert for minor geomagnetic storm conditions from Jan. 24 through to Jan. 25. Northern lights might be visible over some northern and upper Midwest states.

The unpredictability of the activity on the Sun is one of the challenges that faces modern solar physicists. The impact of ...