Astronomers Spot Brightest Gamma-Ray Burst Ever Seen

Astronomers have spotted what they’re calling the brightest gamma-ray burst ever seen, and it happened 3.8 billion years ago. A trio of NASA satellites, working in concert with ground-based robotic telescopes, captured never-before-seen details of a blast of light from a dying star, GRB 130427A, in a distant galaxy. "We expect to see an event like this only once or twice a century, so we're fortunate it happened when we had the appropriate collection of sensitive space...

© La Voix de l'Amérique - jeudi 21 novembre 2013