>Hi,
>Gamma radiation is extremely pervasive, a 2 minute burst from a galaxy 50 galaxy width's away would still be lethal.
>
>For example, the bursts we are detecting are from deep space ( > 2500 light years away), and these still send the instruments off the dial.
That may be so - I will have to do some research. But please note that 2500 light-years is much less than a galaxy-width. Our own galaxy is estimated to have a diameter of ca. 100,000 light-years.
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)
