Multiple spacecraft captured the moon's shadow sweeping across North America at more than 1,500 mph during the 2024 total solar eclipse, as millions of people looked up to witness totality.

Here’s how it works. The sun has once again unleashed a powerful solar flare, continuing its streak of intense activity. On April 1, at 2:46 a.m. EDT (0646 GMT), an M5.6-class flare erupted from ...

More information: Xiaoli Yan et al, Simultaneous Existence of Oscillations, Counterstreaming Flows, and Mass Injections in Solar Quiescent Prominences, The Astrophysical Journal (2025). DOI: 10. ...

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 ...

Many photos of Monday's solar eclipse managed to catch bright spots along the Sun's corona. An astronomer explains what ...