Galactic black hole emits massive flare

 NASA's Nuclear Spectroscopic Telescope Array (NuSTAR) has taken its first look at the giant black hole at the center of our galaxy - and caught it right in the middle of a flare-up.

iPhone 5 purple flare: it's your own fault

Apple's conceded that the camera on the new iPhone 5 is causing a purple flare to appear on photos - but says it's the users' fault.

March solar flare was strongest yet seen

The solar flare which erupted on March 7 was the most powerful eruption ever observed by Fermi's Large Area Telescope (LAT).

Earth hit by major solar storm

One of the biggest solar storms in years is engulfing the Earth, following two flares that erupted on Tuesday.

Sun blasts out its biggest flare in years

Yesterday morning, the sun unleashed a massive flare, its most powerful in nearly five years.

Solar eruption promises dramatic aurorae

Sky-watchers in high latitudes could be in for a good light show tonight, following a spectacular coronal mass ejection (CME) from the sun yesterday.

New nova images confirm strange flickers and flares

Astronomers have observed unexpected patterns in the light emitted by exploding stars, or novae.