Massive solar flares, graceful eruptions of solar material, and an enormous sunspot make up some of the imagery captured by NASA's Solar Dynamics Observatory in 2013 and 2014. A year ago this weekend, ...

This reason is enough to delay the Artemis II mission further, says a Mexican nuclear physicist to the Starlust team.

This week, NASA’s Solar Dynamics Observatory observed a strong solar flare on February 4 — just weeks after severe solar flares triggered the largest geomagnetic storm we’ve seen in two decades. The ...

The ongoing Solar Cycle 25 began in 2019 with a quieter Sun and is predicted to end around 2030. A solar cycle is roughly an 11-year period of the Sun's magnetic activity, from quiet (minimum) to ...