The M4.4 solar flare unleashed a coronal mass ejection (CME) into space — and Earth might just receive a glancing blow.

After a 22-day lull, sunspot AR 4168 unleashed three M-class flares on Aug. 3–4. They may cause brief radio blackouts and auroras from glancing CMEs.

HIP 67522 b can’t stop blasting itself in the face with stellar flares, a type of magnetic interaction that scientists have ...

After more than three weeks without a powerful solar flare, the sun has suddenly ramped up its activity, firing off three ...

NASA's Solar Dynamics Observatory captured sunspot AR3386 blast a long-duration X1.6-class solar flare. See at time-lapse of the flare in multiple wavelengths. Credit Space.com | footage courtesy: NAS ...

NASA Solar Dynamics Observatory captures sunspot AR3341 blast a powerful X1.1 solar flare. Credit: Space.com | footage ...

On July 18, NASA successfully launched a sounding rocket mission from the White Sands Missile Range in New Mexico, carrying a ...

SDO has roughly two 'eclipse seasons' per year, and is currently in its 31st since the mission launched. It begain on July 10 ...

The newly released images from a December flyby are so detailed that scientists can see explosions and the flow of solar winds.

Two NASA satellites rocketed into orbit from California aboard a SpaceX Falcon 9 rocket Wednesday, commencing a $170 million ...

Moment of Science: NASA’s Parker Solar Probe captures closest-ever images of the Sun “A galaxy is composed of gas and dust and stars – billions upon billions of stars.

9 years ago, a well-armed, well-trained, team attacked a power substation outside Silicon Valley. They only just failed.... power grids are among the most critical, yet least hardened, infrastructure.