It predicts that the element beryllium should form when cosmic rays break apart carbon and oxygen in the supernova debris cloud. (discovermagazine.com)
Astronomers watching the event's aftermath found no dark debris cloud, like the one following the impact in July of last year. (sciencemag.org)
The comet fragments coming in rapidly at a steep, elliptical orbit could create a big debris cloud that could dim the star. (sciencedaily.com)