Images captured by NASA's Solar Dynamics Observatory have revealed that "coronal loops" give off subtle flashes of ...

There were significantly more X-class solar flares in 2024 than any other year for at least three decades. The arrival of solar maximum was a key reason for the spike, but other factors were also ...

The sun started 2025 with a bang as it fired off a powerful solar flare this morning. The X-class solar flare peaked at an X1.2 at 6:40 a.m. EST (1140 GMT) on Friday (Jan. 3), releasing a blast of ...

The sun is not quite done with 2024. Early Sunday (Dec. 29), the sun fired off a class X1.1 solar flare, one of the most powerful types of solar explosions possible, in what may be its last major ...

An X-class solar flare erupted on December 29, 2023, sending a burst of solar energy toward Earth that may enhance auroras just in time for New Year celebrations. The flare, classified as X1.1, is ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. The sun's most active phase, solar maximum, kicked off in 2024, allowing an unusually high ...