Under Alien Skies with Phil Plait

Could a single ancient impact have briefly transformed one of the Solar System’s darkest moons into a cryovolcanic world? When Voyager 2 flew past Uranus in 1986, it captured the only close-up images we have of Umbriel, a heavily cratered, charcoal-dark satellite long considered ... Show More

They informed and entertained together throughout the first 20 years of Planetary Radio. Listen in as the Society’s chief scientist and book club edition host Mat Kaplan share the mic once again for a delightful conversation about Dr. Betts’ two new space books for young people. ... Show More

This week on Planetary Radio, we mark a major leadership transition at The Planetary Society. Host Sarah Al-Ahmed sits down with Bill Nye, outgoing chief executive officer and newly appointed chief ambassador of The Planetary Society, and Jennifer Vaughn, incoming chief executive ... Show More

<p>If television shows and movies are any indication, we humans spend a lot of our time subconsciously preparing for UFOs carrying maleficent aliens to descend on Earth. But should we rush to create an intergalactic battle plan? In actuality, finding otherworldly life won’t be so ... Show More

The possible existence of technologically advanced extraterrestrial civilizations — not just alien microbes, but cultures as advanced (or much more) than our own — is one of the most provocative questions in modern science. So provocative that it's difficult to talk about the ide ... Show More

Under the mighty radio Lovell Telescope at Jodrell Bank, Victoria Gill brings together some of the UK’s leading experts who were visiting the recent ‘bluedot’ science and music festival. They discussed the ongoing hunt for extraterrestrial life. We hear from Karen Olsson-Francis, ... Show More

Embark on an astronomical adventure with Andrew Dunkley and Professor Fred Watson in the latest episode of Space Nuts, where they celebrate a historic moment for Australia with the announcement of the nation's first female astronaut, Catherine Bennell Pegg. Discover her remarkabl ... Show More

In the book “Chasing New Horizons: Inside the Epic First Mission to Pluto,” authors Dr. Alan Stern and Dr. David Grinspoon recount the riveting history of the quest to send a spacecraft to the planet Pluto. In this episode of Stuff to Blow Your Mind, Grinspoon chats about the boo ... Show More

<p>Is there life on other planets? On this episode of <em>StarTalk</em>, Neil deGrasse Tyson and co-host Matt Kirshen dig into the search for extraterrestrial life with exoplanet expert and author of the memoir, “<em>Smallest Lights in the Universe,” </em>astrophysicist Sara Seag ... Show More

Einstein and astrophysicists have long theorized the existence of wormholes throughout the universe allowing humans to travel across time and space within minutes or hours. In Stargates, Betsey Lewis, Earth Mysteries Investigator for nearly 50 years, reveals for the first time th ... Show More

In this episode of Stuff to Blow Your Mind, Robert discusses big questions, fears and possibilities concerning extraterrestrial life with astrophysicist Adam Frank, author of “The Little Book of Aliens.” See omnystudio.com/listener for privacy information. 

“The world's leading alien hunter” —New York Times MagazineFrom acclaimed Harvard astrophysicist and bestselling author of Extraterrestrial comes a mind-expanding new book explaining why becoming an interstellar species is imperative for humanity’s survival and detailing a game p ... Show More