Remembering Rosetta
We take a look back at what ESA's Rosetta mission taught us about comets as the comet it spent two years exploring - 67P/Churyumov-Gerasimenko - returns into the inner Solar System. Transcript Hosted on Acast. See acast.com/privacy for more information. Learn more about your ad choices. Visit podcastchoices.com/adchoices