Chris Pratt/Neil DeGrasse Tyson/Ryan Adams
- Episode aired May 1, 2017
![Stephen Colbert in The Late Show with Stephen Colbert (2015)](https://m.media-amazon.com/images/M/MV5BOWU2MDU1ZjEtMDFhZC00NDQ4LTg5NzQtYjQ0Njg2NWI0MDI4XkEyXkFqcGdeQXVyNjg4NzAyOTA@._V1_QL75_UX190_CR0,2,190,281_.jpg)
Actor Chris Pratt (Guardians of the Galaxy Vol. 2 (2017)); astrophysicist Dr. Neil deGrasse Tyson; Ryan Adams performs.Actor Chris Pratt (Guardians of the Galaxy Vol. 2 (2017)); astrophysicist Dr. Neil deGrasse Tyson; Ryan Adams performs.Actor Chris Pratt (Guardians of the Galaxy Vol. 2 (2017)); astrophysicist Dr. Neil deGrasse Tyson; Ryan Adams performs.