The back-to-back eruptions caused radio blackouts across two hemispheres as the active sunspots turn to face Earth.

A moderate solar flare might affect radio communications on Earth, the National Oceanic and Atmospheric Administration said ...

In the wake of the solar flares, the National Oceanic and Atmospheric Administration’s Space Weather Prediction Center ...

A strong geomagnetic storm watch has been issued for Thursday night into Friday morning after a number of strong solar flares ...

A erupted with M1 and M6 class solar flares. Watch the fireworks in these views from NASA's Solar Dynamics Observatory.

Sunspot AR3663 erupted with powerful X1.6 and M4 solar flares. NASA's Solar Dynamics Observatory captured the fireworks.

The magnetic storm began on Earth at night after the arrival of one of the plasma clouds from solar flares on November 5-6. This was announced on November 8 in the Telegram channel of the Laboratory ...

Night skies across Manitoba and the northern U.S. lit up green and purple as a solar storm rolled in. A powerful X1.8-class ...

Introduction In recent weeks, astronomers have been captivated by a remarkable series of solar flares emanating from a specific active region on the sun. These solar events, known as Coronal Mass ...

As a particularily active sunspot region rotates into view, the sun has released its largest solar flare since June.

Solar flares are sudden bursts of energy from the Sun, releasing vast amounts of radiation into space. The two X-class flares that occurred between 17:15 and 21:45 UTC produced intense X-ray and ...

CINCINNATI (WKRC) — Faint auroras may be visible across the Tri-State late Thursday night into Friday morning after a series of strong solar flares erupted from the sun in recent days. One of the ...