On December 8, 2025, the Sun unleashed a powerful solar flare, an event that captivated the attention of scientists and space ...

On December 8, 2025, at 5:01 a.m. UTC, the sun released a strong burst of energy called an X1.1-class solar flare from a spot named AR4298. This is one of the strongest types of solar flares. The ...

Radiation levels at airline flight altitudes briefly reached levels that could be potentially harmful to pregnant women.

Solar flares and other activity can disrupt radio communications, power grids and navigation signals, according to NASA.

A sunspot, potentially generating multiple solar flares, may lead to auroras that could be visible as far south as Alabama.

This was the view as a multi-colored curtain of aurora formed to the south in my sky during the great display of Northern Lights on May 10, 2024. The Kp Index peaked at 8 this night bringing the ...

A recent solar storm spiked radiation levels tenfold in flight zones, prompting scientists to warn of potential future ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Thermal image of an eruption or flare on the surface of the ...

What’s interesting is that the sunspot that unleashed the X-class flare was a surprise discovery by NASA, as it developed rapidly, and has yet to be named. It's located above the aforementioned ...

While last week's stunning auroras delighted many people across Australia, a massive solar storm that hit last year squeezed Earth's protective shield to a fifth of its size, according to new ...

Gigantic sunspots of the groups AR 4294-4298 are currently rotating towards the Earth. Experts are observing possible auroras ...