17:30, samedi 28 mai 2016 (1 heure 30 minutes)
We made to Pluto AND to Ceres - what did our probes find, and what about all of the other dwarf planets? Does Triton count? What about Planet X? What are the high points of what we've learned from Ceres and Pluto? What are the implications for the settlement of the solar system and beyond?