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 ...

Organisations like NASA and NOAA keep an eye on the sun to forecast potential sources of danger. If a solar flare or Coronal ...

At these distances, the satellites remain within Earth’s protective magnetic shield and can reliably measure the planet’s ...

NASA’s Parker Solar Probe has flown closer to the Sun than ever before, offering the first direct glimpse into the turbulent ...

NASA debunks viral myth of a global blackout during solar eclipse, explaining the science behind the phenomenon and setting ...

Helio Highlights: July… When astronauts return to the Moon, they will need to know what the Sun is doing in order to keep ...

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 ...

New observations are the first direct evidence of planets influencing their stars rather than just passively orbiting them ...

Though it sounds like something out of science fiction, space hurricanes are real, and they don't come with lightning or roaring winds. Instead, these storms unfold in silence, swirling clouds of ...