Scientists are understandably excited about gamma-ray bursts .
They are among the brightest sources in the sky in any wavelength region. They may come from the most distant reaches of our Galaxy or they may represent an entirely new type of object near the edge of the observable Universe. If the former is true, then we are seeing something in the distant parts of the Galaxy that is presently unobservable by any other means. Show me a printable version of this page. Please let us know .