Dinosaur-killer asteroid origin?
Was the bolide that hit the Yucatan Peninsula 65 million years ago a fragment of a larger body that broke up in an impact around 160 million years ago? Numerical modelling suggests that it was, and further that another fragment of this original body was responsible for Tycho crater on the Moon.
No Supplementary Data
Document Type: Research Article
Publication date: 2007-10-01