The Late Show with Stephen Colbert Season 2 Chris Pratt, Neil deGrasse Tyson, Ryan Adams Season 2, episode 139 Chris Pratt, Neil deGrasse Tyson, Ryan Adams May 1, 2017 45 min Actor Chris Pratt; astrophysicist Neil deGrasse Tyson; Ryan Adams performs. Previous episode Tom Hanks, Anna Baryshnikov Next episode Amy Schumer, Gabourey Sidibe