On December 8, 2025, the sun unleashed a significant solar flare, classified as an X-class event, raising concerns among scientists and technology experts alike. This article will explore the ...

Aurora alert — a coronal hole is spewing fast solar wind toward Earth, potentially boosting geomagnetic activity and ...

Activity on the sun is not constant; it varies along a cycle of about 11 years. The peak of this solar cycle — called solar ...

A coronal mass ejection (CME) from the Sun is expected to reach Earth on Thursday, Oct. 16, potentially triggering a G2 geomagnetic storm Just after sunset, auroras could be visible across parts of ...

Some states in the northern U.S. might have an opportunity to see the northern lights Tuesday, and recent solar activity may make the phenomenon visible in more states later this week, according to ...

Has the Sun’s activity increased or decreased in the last few years? This is what a recent study published in The Astrophysical Journal Letters hopes to address as a team of scientists investigated ...

Astrophysicists from the Indian Institute of Astrophysics studied 11 years of solar data at the Kodaikanal Solar Observatory, enhancing understanding of the Sun's magnetic activity. Their work reveals ...

Geomagnetic storms brought the northern lights to much of the U.S. on Tuesday night, painting the sky in vibrant hues of green and pink. "Well, we had activity tonight — a lot of geomagnetic storm ...

Cryptocurrency investors face an unusual danger lurking 93 million miles away. Solar flares, massive bursts of energy from the sun’s surface, can interfere with the digital infrastructure that keeps ...

Strong geomagnetic storms brought colorful northern lights to the skies above many states on Tuesday night, including Missouri and Kansas. Forecasters are expecting more on Wednesday. Geomagnetic ...

Thanks to recent solar activity, parts of the northern states could be treated to a stellar light show as of Oct. 16 Patrick Pleul/picture alliance via Getty A coronal mass ejection (CME) from the Sun ...

Geomagnetic storms brought the northern lights to much of the U.S. on Tuesday night, painting the sky in vibrant hues of green and pink. "Well, we had activity tonight — a lot of geomagnetic storm ...