A study published in The Astrophysical Journal Letters reveals new insights into the triggering mechanisms of solar ...

This image, captured on December 6, 2010, shows a massive solar filament erupting from the Sun. Nearly a million km long, it was seen by STEREO in extreme ultraviolet light.

Multiple spacecraft captured the moon's shadow sweeping across North America at more than 1,500 mph during the 2024 total ...

The Sun seems unchanging, but solar flares, prominences, and sunspots often pop up and disappear. Safely observing the Sun can be both fun and rewarding. Observing, The Sun, Upcoming Events ...

A dark patch on the Sun's face marked a coronal hole spotted in March 2013 by NASA's Solar Dynamics Observatory. This image shows the Sun in high-energy X-rays using data from three space telescopes.

The observed flare started with a very massive ... observed that ions move faster than atoms in the gas streams of a solar prominence. The results ...