Neil Tyson and Whoopi Goldberg geek out about Star Trek, superheroes, space, and medical marijuana. Chuck Nice and Charles Liu join Neil in studio, with data journalist Mona Chalabi and “Pot Doc” Dr. Staci Gruber. Plus, Bill Nye gets high on life. Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.

Former NASA astronaut Mike Massimino puts on his old CAPCOM headset and takes us inside Johnson Space Center, with a little help from his guests, Flight Directors Emily Nelson and Royce Renfrew, and co-host Maeve Higgins. Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.

What did politics and the Cold War have to do with the space race? On the flip side, how did the Apollo program and landing on the Moon impact us here on Earth? Neil deGrasse Tyson answers fan-submitted questions chosen by co-host Chuck Nice. Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.

On 9/30/16, the Rosetta spacecraft will purposefully join its Philae lander and crash into Comet 67P. Before then, StarTalk All-Stars host Natalie Starkey, co-host Chuck Nice and Rosetta Mission Project Scientist Matt Taylor review what we’ve learned. Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.

Gaze into the future when Neil Tyson interviews noted futurist and inventor, Ray Kurzweil about artificial intelligence, the human brain, nanotechnology, life extension and biotechnology. Recorded live at the 92nd Street Y “7 Days of Genius” series. Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.

Is the subsurface ocean on Saturn’s moon Enceladus the most likely place in our solar system to harbor life? Dive in with StarTalk All-Stars host and planetary scientist Carolyn Porco, guest NASA astrobiologist Chris McKay, and co-host Chuck Nice. Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.

Neil Tyson and co-host Colin Jost get their geek on answering questions about Thor, Captain America, Batman, Superman, Wolverine, and more. Now extended with 12 minutes of Neil, Bill Nye and Steven Soter discussing sci-fi movies in the “Cosmic Crib.” Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.

Astrobiologist David Grinspoon and his guest, Carter Emmart, take us behind the scenes to see how Carter creates a virtual “Google Map” of our universe. Plus, Chuck Nice asks them Cosmic Queries about black holes, the Big Bang, and Star Trek’s holodeck. Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.

It’s time for Cosmic Queries, where your own personal astrophysicist Neil Tyson answers fan-submitted questions, sight unseen. This week, co-host Chuck Nice chooses questions about the periodic table, universal north, Ceres, exploring Europa, and more. Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.

Water, water everywhere…and by everywhere, we mean the solar system, our galaxy, and the universe itself. Join us as we search for space water with our host, cosmochemist Natalie Starkey, co-host Chuck Nice, and planetary scientist Lindy Elkins-Tanton. Subscribe to SiriusXM Podcasts+ on Apple Podcasts to listen to new episodes ad-free and a whole week early.