A rare blast from the sun has just pushed radiation in Earth’s atmosphere to levels not seen in nearly two decades, briefly ...

The powerful X1.1 solar flare from sunspot region 4298 sparked strong radio blackouts on the sunlit portion of Earth at the ...

A strong geomagnetic storm is forecast for Tuesday, according to the National Oceanic and Atmospheric Administration's Space ...

The Sun unleashed its most powerful solar flare of 2025 on November 11, sending a burst of high-energy radiation speeding ...

Earth’s magnetic field was rattled by a solar outburst that arrived with almost no warning, lighting up skies and briefly reminding power grid operators and satellite controllers how vulnerable modern ...

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.

In the span of two days last week, the sun released two strong solar flares — meaning the solar system experienced its most powerful explosions which can cause some communications blackouts on Earth, ...

Considered our solar system's largest explosive events, solar flares can sometimes be as strong as a billion hydrogen bombs. Those with enough energy output to rank as an X-class have the potential to ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Sunspot region 4114 erupted with a colossal M8.46 class solar flare on June 15. . | Credit: NASA ...

On December 1, 2025, NASA's Solar Dynamics Observatory observed a large spot on the Sun, known as Active Region (AR) 4294-96.