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

A powerful solar eruption on November 30 unleashed disruptions across aviation, communications, and monitoring systems in the ...

Our sun continues to make news headlines as we’re still in a strong solar cycle that has generated numerous solar flares and ...

Earth's atmosphere pulses in sync with the sun's fiery outbursts, according to new research, indicating that our planet is more sensitive to solar activity than previously thought. "We've been able to ...

After weeks of reduced activity, the sun erupted with three powerful flares on a single day. That could send solar flares toward Earth, impacting electronics and making it possible to view the ...

A high-magnitude solar flare erupted from a new sunspot on the sun’s surface, which caused a disruption of radio signals across Earth’s Eastern Hemisphere on Tuesday. Classified as an X2.7 solar flare ...

Geomagnetic storm conditions are possible Nov. 10 through Nov. 12. Editor's note: The sun unleashed a third X-class solar flare on Nov. 11. Clocking in at X5.1, it is the biggest solar flare this year ...

An Earth-facing sunspot region has been raging with massive eruptions of hot gas that have caused disruptions to our communications systems—and there’s still more to come. On Tuesday at 5:49 p.m. ET, ...

The sun may be 93 million miles away, but that does not stop its solar activity from affecting the Earth's atmosphere, a new study from Queen's University Belfast as found. The Earth's atmosphere is ...

The team discovered that the surface might contain liquid water, an essential ingredient for life. Astronomers from the, Irvine have discovered a planet orbiting within the “habitable zone” of its ...