The Sun’s magnetic field is invisible to our eyes, but it quietly shapes everything from the shimmering auroras over the poles to the reliability of GPS on a jet’s navigation screen. When that ...

The Sun's magnetic field impacts the movement of plasma on the sun's surface, but it does not actually impact the amount of heat the sun emits. Solar flares, for example, are huge explosions that ...

The sun is the biggest object in the solar system; at about 865,000 miles (1.4 million kilometers) across, it's more than 100 times wider than Earth. Despite being enormous, our star is often called a ...

2025 was another busy year on the sun. But how did it compare with 2024, and what will 2026 bring for solar activity and the northern lights? When you purchase through links on our site, we may earn ...

Yeimy J. Rivera receives funding from NASA's Parker Solar Probe project through the SAO/SWEAP subcontract 975569. Tatiana Niembro receives funding from NASA's Parker Solar Probe project through the ...