An Earth-facing sunspot has turned into a prolific flare factory, firing off multiple powerful M-class solar flares in less than 24 hours, along with several minor C-class eruptions.

A solar flare is a big explosion in the Sun's atmosphere that can release as much as 6 × 1025 joules of energy. The term is also used to refer to similar phenomena in other stars, where the more ...

The sun spit out the huge flare along with a massive radio burst on Thursday, causing two hours of radio interference in parts of the U.S. and other sunlit parts of the world. Scientists at the ...

These new results offer fresh perspectives on how magnetic reconnection could heat the solar atmosphere, which then transitions into the solar wind, and also how solar flares accelerate a small ...

Sunspot AR3184 erupted with an X1.9-class solar flare. NASA's Solar Dynamics Observatory (SDO) captured the fireworks. The sunspot has been very active since it rotated into SDO's view.

Keahi Pelkum Donahue, who graduated over the weekend from Nederland Middle Senior High School, was named one of the top 300 scholars in the 2025 Regeneron Science Talent Search.

A severe geomagnetic storm caused the Northern Lights to appear over a wide area of Europe and the United States on Sunday, June 1, as an Earth-orbiting satellite detected an explosive solar flare ...

Solar flare warning as unexpected sunspot activity breaks 23-year record August saw an average of 215.5 sunspots, the first time the average monthly sunspot number has been greater than 200 since ...

A massive M8.2 solar flare that erupted early on Saturday, one of the largest this year, created ­astronomical light shows in ­Tasmania, Victoria, NSW, South Australia and parts of Western ...

The National Science Foundation's (NSF) Daniel K. Inouye Solar Telescope, located on the summit of Haleakalā on the island of Maui, Hawaii, captured the sharpest-ever images of the sun's surface.

New SpaceX Dragon arrives at the ISS with science, solar arrays and Thanks­giving treats BY Will Robinson-Smith Brevard County UPDATED 1:02 PM ET Nov. 27, 2022 ...

Astronomers have revealed new research showing that millions of new solar system objects are likely to be detected by a brand-new facility, which is expected to come online later this year.