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

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

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, ...

The Sun fired a staggering X1.9-class solar flare at the turn of the month, triggering a sudden, widespread radio blackout across Australia and large parts of southeast Asia.

For the first time, scientists have created detailed, 2D maps of the sun's outermost atmosphere. This feat was accomplished ...

"We know from historical observations that significantly bigger events are possible, and we need to be ready," said a researcher.

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

The sun has emitted a powerful solar flare that has the capability to interfere with technology on Earth. The explosive burst of radiation peaked on the evening of June 17, matching the intensity of ...

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 ...