history of comets

How comet dust has allowed us to trace the history of the Solar System

How comet dust has allowed us to trace the history of the Solar System

We are not used to considering dust as a valuable material – unless it comes from space. And more precisely, from the comet 67P/Churyumov-Gerasimenko. An analysis of its dust has provided valuable information about this celestial object, and, more generally, on the history of the Solar System.