Alien megastructures? Gravitational waves? Time travel via wormhole? Crack open the latest cosmic conundrums when astrophysicist Neil deGrasse Tyson answers fan submitted questions, thrown at him by our co-host Eugene Mirman.

You asked the questions, you chose the episodes: Join us for your favorite Cosmic Queries of Season 6, answered by your own personal astrophysicist, Neil deGrasse Tyson, guest host Bill Nye and co-hosts Chuck Nice and Leighann Lord.

Join host Neil deGrasse Tyson as he revisits our fan’s favorite episodes from a season overflowing with science, comedy, moguls, whistleblowers, evolution, invention, and exploration.

Neil deGrasse Tyson compares notes with British physicist and TV host Brian Cox about wormholes, lightsabers, science literacy and more. Also featuring futurist Jason Silva, Dr. Janna Levin, and co-host Maeve Higgins. Plus, Bill Nye extols the value of “Looking Up.”

Neil deGrasse Tyson talks about science fiction, folk music and social justice with rock and roll legend and science geek David Crosby. Chuck Nice co-hosts, Thomas Sugrue provides historical context, and Bill Nye praises “People Power” and “The Pill.”

Can Mars One succeed? Neil Tyson gets a mission briefing from CEO Bas Lansdorp. In studio, Mike Massimino and Eugene Mirman are skeptical, candidate Ryan MacDonald calls in, and Bill Nye explains why he wants to send real astronauts.

Join Neil deGrasse Tyson and Chuck Nice as they tour the solar system with Mars Exploration Rover principal investigator Steve Squyres and planetary scientist Heidi Hammel. Extended with 10 minutes of new Cosmic Queries with Bill Nye!

Neil Tyson and his friend Seth MacFarlane delve into the science of “Family Guy”, from the Big Bang to the multiverse. Chuck Nice and Charles Liu join Neil in studio, Simon Singh calls in about math in “The Simpsons”, and Bill Nye gets super-heroic.

Neil deGrasse Tyson studies the science of comedy with Larry Wilmore, comic co-host Eugene Mirman and cognitive neuroscientist Scott Weems. Andy Weir, author of “The Martian,” calls into the show and Bill Nye attempts a little comedy improv.

Neil Tyson explores science and politics with former President Bill Clinton, from the human genome to the Higgs boson to the Hubble Space Telescope. Chuck Nice and futurist Juan Enriquez join Neil in studio, Prof. Richard A. Muller calls in, and Bill Nye hails our “scientists in chief.”
