Solar flares are as inevitable as they are powerful. While the sun’s baseline may seem chaotic to us, astronomers know that ...

When a patch of the Sun erupts, nearby regions sometimes fire off in sympathy, like a row of dominoes toppling across the ...

Our sun is a roiling mass of energy, with solar flares exploding on its surface, sending gas, plasma, and light that blasts ...

The ionospheric D-region, spanning approximately 60–95 km above Earth’s surface, is a dynamic boundary where complex photochemical processes influence radio wave propagation. Solar flares, through ...

Researchers used the Daniel K. Inouye Solar Telescope in Hawaii to take the clearest pictures ever of a powerful solar flare that occurred on Aug. 8, 2024. Credit: NSF / NSO / AURA Astronomers have ...

In a study published this past Monday, August 25, 2025, in the Astrophysical Journal Letters, a team of solar scientists revealed that the Inouye Solar Telescope has captured the clearest-ever images ...

The sun is not a static, tranquil sphere of gas, but an active, turbulent star with magnetic fields that twist and snap in powerful eruptions. Among the most striking and energetic of these eruptions ...

Dozens of powerful flares are emerging from a new cluster of activity on the sun, producing stunning photos and sparking concerns about potential risks for global navigation, radio signals and the ...

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 ...