Astrophysicist and director of the Hayden Planetarium, Neil deGrasse Tyson is going to host a new TV show. Following the success of his primetime reboot of Carl Sagan’s series Cosmos, Tyson has signed on to host a new late night show called StarTalk. In the aptly titled new Nat Geo series, Tyson will talk to stars (in this case, celebrities) about science, space and technology. Among the initial guests are filmmaker Christopher Nolan, actor George Takei and former president Jimmy Carter. Fellow science TV personality Bill Nye will even have a segment on the talk show. The new series debuts on April 20 …