Does Planet Nine exist? The new evidence says yes.

Prof. Thomas Levenson speaks with David Chandler of Astronomy about the potential for a Planet Nine in our solar system and the soon-to-be opened Vera C. Rubin Observatory in Chile. “With the right observatory, we can see things that will help us confirm or deny, “says Levenson, “and that observatory is almost at hand, it’s just set to go, and that’s very exciting.”