A powerful X1.1-class solar flare causes radio blackouts across the Americas. It was followed by a coronal mass ejection.

Astronomers are warning that Earth could be hit any minute by space weather and intense aurora borealis following the sun's April 1 venting of the most powerful category of solar flare.The Space ...

A powerful X-class solar flare was unleashed by an emerging sunspot region leading to radio blackouts over large parts of ...

After last week's explosive X-flare, sunspot AR4046 is at it again! Could this latest eruption bring stormy space weather to ...

Forecasts call for mild auroral activity Monday night that will weaken by Tuesday, when no states in the contiguous U.S. are ...

A powerful X1.1-class solar flare was released by the sun on March 28, resulting in radio blackouts across North and South ...

Astronomers used ALMA to observe Proxima Centauri and found frequent, intense flares that could destroy atmospheres of nearby ...

Space experts are watching a sunspot region known as AR4046 which recently produced a significant solar flare and coronal mass ejection that had the potential to be as significant as the solar storm ...

Saturday night’s northern lights display follows “strong” radio blackouts on Friday, an event that NOAA said briefly ...

After an X-class solar flare erupted, shortwave radio blackouts were detected across the Americas — the sunlit side of Earth at the time. These disruptions, common during intense solar activity, occur ...

As the sun reaches its solar maximum, a strong solar flare erupted on March 28, which may enhance the visibility of the ...

Only a few years ago, astronomers heralded the discovery of a rocky world circling the sun 's closest space neighbor, Proxima ...