Brightest gamma-ray burst ever seen a 1-in-10,000-years event that's 'absolutely monstrous,' scientists say

 Brightest gamma-ray burst ever seen a 1-in-10,000-years event that's 'absolutely monstrous,' scientists say

An extragalactic outburst whose light hurtled through the inner solar system last fall was 70 times brighter than any other such eruption that scientists have observed, researchers report. Radiation ...