42:19 | Feb 13th
Radio telescopes are delivering stunning images that, in some cases, current optical telescopes can’t equal. Witness the 20 beautiful protoplanetary disks imaged by the DSHARP team using the ALMA radio telescope in Chile. The diversity of these proto...Show More
49:02 | Feb 6th
Why did the dinosaurs die? Because they didn’t have a space program! The upcoming DART mission will test our best thinking about how we may someday deflect a Near Earth Object that is speeding toward fiery Armageddon on Earth. Nancy Chabot of the JHU...Show More
1:07:46 | Feb 1st
China's space program notched an impressive "first" last month when its Chang'e 4 spacecraft landed on the far side of the Moon. The U.S. space program, in contrast, was in the midst of an extended shutdown. Some observers expect China's growing spac...Show More
56:27 | Jan 30th
Astrobiology is the discipline that explores the origin of life in the universe, and whether life exists anywhere other than Earth. It’s an increasingly exciting field according to University of Washington Research Associate Michael Wong. Mike review...Show More
33:17 | Jan 23rd
Spacecraft OSIRIS REx is now orbiting a 260-meter asteroid named Bennu. Principal investigator Dante Lauretta returns to tell us what has already been learned, and to preview the excitement that is still to come, including the probe’s descent to the...Show More
1:00:38 | Jan 18th
In a government shutdown seemingly without end, we bring you two stories from individuals directly impacted by the crisis. NASA scientist and union representative Lee Stone discusses the missed paychecks, loss of science, and lasting negative consequ...Show More
47:31 | Jan 16th
Imagine soaring over what may be the solar system’s most Earth-like world, if you ignore the chill. If funded, the nuclear electric-powered Dragonfly will do exactly this. Principal Investigator Elizabeth “Zibi” Turtle shares her enthusiasm. Emily La...Show More
1:04:03 | Jan 9th
Join us at the Applied Physics Lab in Maryland for the New Horizons encounter with the most distant object ever visited. You’ll meet mission leaders, friends and even a rock and roll star as we dive deep into this triumph of exploration. Then Bruce ...Show More
38:45 | Jan 2nd
Why do so many spacecraft that are headed across our solar system turn their instruments back to Earth during flybys? OSIRIS-REx was no exception. The answers come from mission scientist Vicky Hamilton. She has also written about the topic in The P...Show More
44:13 | Dec 26th, 2018
The New Horizons spacecraft will reach faraway Kuiper Belt object 2014 MU69 in the first minutes of 2019. Will the body informally known as Ultima Thule be as mysterious and exciting as Pluto? We’ll hear from the mission’s Principal Investigator, Al...Show More
52:36 | Dec 19th, 2018
This is the 50th anniversary of the most audacious space mission in history. Apollo 8 blazed a path for the first moon landing seven months later, and gave a troubled nation reason for hope and pride. Author Robert Kurson has written Rocket Men as a...Show More
51:51 | Dec 12th, 2018
He led NASA for eight years, but not till he had flown on four Space Shuttle missions and enjoyed a long military career. Charlie Bolden talks with Mat about his time at the space agency and where we’re headed on the final frontier. Space station de...Show More
1:09:40 | Dec 7th, 2018
Canada was the third country in history to launch a satellite into space, but now lags in its space ambitions, capability, and spending. What happened? Kate Howells, who serves on the Canadian Space Advisory Board, joins the podcast to talk about the...Show More
42:01 | Dec 5th, 2018
The InSight lander has only just arrived on Mars. Now, OSIRIS REx has reached asteroid Bennu after traveling through deep space for a year and a half. We’ll talk with the Planetary Society’s Jason Davis about this mission that will bring a sample of ...Show More
1:01:21 | Nov 28th, 2018
Join 1,000 anxious yet thrilled space fans at Caltech for our live InSight landing party. You’ll meet Mat Kaplan’s onstage experts and check in with Bill Nye and Emily Lakdawalla at the Jet Propulsion Lab. Then we’ll hold our breath as the spacecra...Show More
44:19 | Nov 21st, 2018
NASA announced on November 19th that the multi-billion dollar 2020 Mars rover will land in Jezero crater, where it will begin the search for the signature of past life. The selection process took five years, and Briony Horgan of Purdue University was...Show More
51:53 | Nov 16th, 2018
The counting continues as we publish this month’s special episode, with a handful of seats in the US Senate and House still up for grabs. But with the Democratic takeover of the House assured, and several longtime space advocates turned out, change ...Show More
36:57 | Nov 14th, 2018
You haven’t seen the best pictures from the Apollo era and other great space achievements till you’ve seen them in 3D. Queen guitarist and astrophysicist Brian May is also mad about stereoscopic imagery. He worked with this week’s guest, Astronomy ...Show More
40:12 | Nov 7th, 2018
They may be the most important questions in all of science: Where do we come from? Are we alone? Researchers Ralph Pudritz and Maikel Rheinstadter are working on these puzzles with their new Planetary Simulator, possibly edging toward the natural cr...Show More
44:49 | Oct 31st, 2018
The Kepler mission has ended. Listen to highlights of the October 30th media briefing that included the father of the fantastically successful planet finder, William Borucki. Then catch the thoughts of Planetary Society editors and commentators Jas...Show More
51:10 | Oct 24th, 2018
LightSail 2 is not the only solar sail in the universe. NASA’s Marshall Space Flight Center and the Jet Propulsion Lab are preparing to send NEA Scout on a long, light-propelled journey to a near Earth asteroid. Principal Investigator Les Johnson sh...Show More
38:08 | Oct 17th, 2018
Our most frequent guest returns with exciting, just-published research enabled by the 20-year mission’s enormous success. Linda Spilker has served as Cassini Project Scientist for 8 years, and was Deputy Project Scientist for the previous 13. You’ll...Show More
1:02:21 | Oct 10th, 2018
Happy Astronomy Day, October 13, 2018! We salute humankind’s long history of stargazing by checking in on what will be our planet’s largest telescope. Patrick McCarthy is an astronomer and a leader of the Giant Magellan Telescope project. He returns...Show More
1:11:11 | Oct 5th, 2018
Happy 60th, NASA. In celebration of the space agency’s birthday, we do the audio equivalent of pulling out NASA’s baby book and explore its origin story. Though legislation creating the space agency developed in the wake of Sputnik, it was built upon...Show More
50:32 | Oct 3rd, 2018
The Dean of space policy, John Logsdon, returns with stories and a new book of original documents that shaped the US space program from the birth of NASA to SpaceX. Planetary Society CEO Bill Nye reports in from this year’s International Astronautic...Show More
42:39 | Sep 26th, 2018
A mostly SpaceX episode as the ambitious company provides updated details regarding its huge new rocket and introduces its first astronauts. Mat Kaplan shares more from the company’s headquarters, while Planetary Society Digital Editor explains and e...Show More
39:10 | Sep 19th, 2018
Elsa Montagnon is Spacecraft Operations Manager for the European/Japanese mission leaving for our solar system’s innermost planet very soon. She joins us to talk about the long journey ahead. Elsa also has the cover article in the brand new edition o...Show More
35:15 | Sep 12th, 2018
The dust is settling on the Red Planet. Is the remaining Mars Exploration Rover about to rise and shine after three months of slumber? MER Project Manager John Callas returns with a realistic yet hopeful assessment. He also tells us what Opportuni...Show More
1:26:51 | Sep 7th, 2018
We talk with planetary scientist and Lunar and Planetary Institute Director Louise Prockter, who co-led creation of a new report evaluating the performance of NASA's planetary science division. This comes five years after the release of the influenti...Show More
1:21:54 | Sep 5th, 2018
Mat Kaplan’s Huntsville, Alabama trip wraps up with a tour of the historic and history-making Marshall Space Flight Center. Join him at the control center for research underway on the International Space Station, under a tent where a critical compone...Show More
57:57 | Aug 29th, 2018
Host Mat Kaplan begins a two-episode visit to Huntsville and the Marshall Space Flight Center, recorded this week at the US Space and Rocket Center with astronaut Don Thomas, 94-year-old Apollo engineer Alex McCool, and Alabama Senator Doug Jones. B...Show More
38:09 | Aug 22nd, 2018
Pluto passed in front of a star on the evening of August 14. Mat Kaplan joined pro and amateur astronomers on a mountain to observe this rare event. It may reveal more about the dwarf planet’s tenuous atmosphere and other properties. Everyone hopes t...Show More
57:39 | Aug 15th, 2018
We have so much to learn about Venus, says JPL scientist Sue Smrekar. What we learn will help us understand our own world and Mars. Sue joins us this week to make a great case for a new Venus orbiter. The Parker Solar Probe has begun its exciting j...Show More
41:10 | Aug 8th, 2018
It has been 20 years since we learned the expansion of the universe is accelerating due to the mysterious force called dark energy. Saul Perlmutter shared the Nobel Prize in Physics because of his contributions. Now he shares his thoughts with us. A...Show More
1:01:45 | Aug 3rd, 2018
The Senate just held a hearing on NASA's efforts to send humans to...Mars? A week later, the same committee advanced legislation to extend the life of the International Space Station to 2030, six years beyond the current end-date and two years beyond...Show More
49:18 | Aug 1st, 2018
Our world was rocked by last week’s announcement of good radar evidence for a liquid water “lake” under the Red Planet’s south pole. Senior Editor Emily Lakdawalla introduces us to the story that is then taken up by two of host Mat Kaplan’s favorit...Show More
55:05 | Jul 25th, 2018
Japan’s Hayabusa2 is just 6 kilometers from asteroid Ryugu as it prepares to snatch samples of the space rock for return to Earth. ISAS/JAXA Director General and former Hayabusa Mission Project Manager Hitoshi Kuninaka joins us for a conversation ab...Show More
44:40 | Jul 18th, 2018
One of the Planetary Society’s 2018 Shoemaker Near-Earth Object grants has gone to astronomers searching the sky from a mountaintop in the North African nation of Morocco. Observer Michel Ory tells us about their work. Tim Spahr ran the Minor Plane...Show More
52:30 | Jul 11th, 2018
Sextants have helped sailors find their way across oceans for centuries. Now one is onboard the International Space Station so that astronauts can learn to find their way across the solar system even if other technologies fail. Reaching the ISS on th...Show More
1:48:18 | Jul 6th, 2018
The President recently ordered the creation of Space Force—but what does that mean? What are the implications for militarization of space? National security expert Dr. Brian Weeden joins the show to explain the announcement. Weeden also breaks down S...Show More
33:52 | Jul 4th, 2018
Ceres is the queen of the asteroid belt. Her first Earthly visitor is nearing its last days in spectacular style. Dawn Mission Director and Chief Engineer Marc Rayman returns with stunning images taken from just 35 kilometers or 22 miles above the ...Show More
42:29 | Jun 27th, 2018
The dinosaurs regret their lack of a space program. 200 million years later, humans are gearing up to defend themselves from a species-ending rock. The many challenges involved are addressed in a new strategic action plan created by sixteen agencie...Show More
47:35 | Jun 20th, 2018
Freeman Dyson wasn’t the only space star at the ISDC. Mat talks with former astronaut and NOAA Administrator Kathryn Sullivan, leaders of the Cassini mission, innovative students and an expert on dental care in space. Keep flossing! Planetary Soci...Show More
41:24 | Jun 13th, 2018
There’s so much more to Freeman Dyson than the Dyson Sphere. The mathematician, physicist, futurist and author is one of the greatest and most original minds of our era. He has much to say to Mat Kaplan about the future of space exploration and hum...Show More
50:43 | Jun 6th, 2018
Join Mat Kaplan in California’s Mojave Desert for special coverage of not one but two rocket flights and a real world test of PlanetVac, the innovative, radically simple way to collect surface samples from other worlds. PlanetVac replaced one foot o...Show More
1:13:33 | Jun 1st, 2018
President Trump just signed a new space policy directive targeting the regulations surrounding commercial spaceflight. Casey Dreier, Jason Davis and Mat Kaplan dive into the implications of the new directive and what it means for the relationship bet...Show More
36:45 | May 30th, 2018
Planetary geologist Ellen Stofan has just become Director of the most popular museum in the United States. The NASM protects and shares the greatest collection of space and aviation treasures on Earth. Mat Kaplan talks with the former NASA Chief Sci...Show More
56:33 | May 23rd, 2018
The New Horizons mission was a triumph, revealing Pluto as an utterly unique and beautiful world. But the mission first had to survive challenge after challenge, fighting to be developed, meeting a nearly impossible launch deadline, and then narrowly...Show More
40:39 | May 16th, 2018
The great adventure awaits! Mat Kaplan hosts an entertaining panel discussion at the 2018 Humans to Mars Summit in Washington DC. Eight guests provide their diverse and inspiring reasons for humans to visit the Red Planet. Bruce Betts later joins M...Show More
38:06 | May 9th, 2018
After taking over 10 million images of more than 30,000 solar system objects, the NEOWISE mission is finally in its last months. Principal Investigator Amy Mainzer returns with an update on this phenomenal success and a look ahead toward a much more...Show More
1:04:48 | May 4th, 2018
After announcing it intends to divest from the International Space Station in 2025, NASA quietly released a new report on its transition plans, laying out a series of principles that will set the future of U.S. astronauts in low-Earth orbit. Can a pr...Show More
1:23:35 | May 2nd, 2018
No mission to Mars has done what InSight will do. The lander’s spectacularly sensitive instruments will use the Red Planet’s heat and marsquakes to reveal its deep interior while also revealing secrets of other rocky worlds like our own Earth. Prin...Show More
1:37:06 | Apr 25th, 2018
Join us for an utterly fascinating live conversation with Emily Lakdawalla about her brand new book, The Design and Engineering of Curiosity: How the Mars Rover Performs Its Job. Also joining us at Caltech were Curiosity Project Scientist Ashwin Vasa...Show More
56:23 | Apr 18th, 2018
Host Mat Kaplan once again attends the worldwide party for space. Join him at the Los Angeles celebration under Space Shuttle Endeavour. You’ll hear conversations with astronauts Nicole Stott and Anousheh Ansari, Virgin Galactic CEO George Whitesid...Show More
33:08 | Apr 11th, 2018
We have begun to understand the composition of worlds that are hundreds of trillions of kilometers from Earth. Astronomer Nikole Lewis is co-leader of a team that has used the Hubble Space Telescope to do this with the four Earth-like planets circlin...Show More
1:18:51 | Apr 6th, 2018
Lori Garver, former Deputy Administrator of NASA, talks with Casey about what the Deputy and Administrator jobs are like day-to-day, how decisions actually get made at the top, and why the current lack of confirmed leadership hurts the space agency. ...Show More
1:09:48 | Apr 4th, 2018
The multi-award winning science fiction author, futurist and speaker returns to Planetary Radio for a wide-ranging conversation about robots and humans in space, empathetic artificial intelligences, how we can survive the Singularity and much more. ...Show More
51:46 | Mar 28th, 2018
By the time you hear this week’s episode, China’s Tiangong-1 may have spectacularly re-entered our planet’s atmosphere, raining metal on an unpredictable location. The Aerospace Corporation’s Bill Ailor, an expert on space debris, tells us there’s l...Show More
40:51 | Mar 21st, 2018
He is known for his breakthrough physics and popularizing of science, but Dr. Hawking also wanted to fly in space. Erik Viirre led the medical team that helped Stephen experience weightlessness. He says the adventure helped open the possibility of s...Show More
38:19 | Mar 14th, 2018
Seven astronomers have been selected to receive Shoemaker NEO (Near Earth Object) grants from the Planetary Society. They and their observatories span the planet. We’ll meet an American and an Australian. Society Chief Scientist Bruce Betts provid...Show More
46:38 | Mar 7th, 2018
Space is hard. Sample collection and return is harder still. That’s why the radically-simplified PlanetVac system from Honeybee Robotics is so intriguing. Join Planetary Society Chief Scientist Bruce Betts and host Mat Kaplan on a tour of Honeybee...Show More
37:18 | Mar 2nd, 2018
Society members from 21 states descended on the U.S. capitol for a "blitz" of 178 meetings in two days. Casey and special guest Matt Renninger explain why that is such an important activity, and blitzers Leah and Stefanie Griffith share their story o...Show More
50:49 | Feb 28th, 2018
It has been 40 years since Carl Sagan and others shared the best of humanity with the stars. A new online multimedia project has been created as a 21st century homage to the Golden Record.
49:32 | Feb 21st, 2018
Mat Kaplan attended a meeting of the science team for the zoom lens camera that will be atop the Mars 2020 rover mast. Planetary Scientist Jim Bell tells us how this new system will show us the Red Planet as we’ve never seen it before.
53:12 | Feb 16th, 2018
As promised, Casey Dreier and Jason Callahan are back with a special review of the just-released FY 2019 President’s Budget Request (PBR) for NASA. It contains good news, bad news and odd news. What is likely to stand? What will Congress ignore, go...Show More
41:59 | Feb 14th, 2018
Republican Randy Hultgren and Democrat Derek Kilmer celebrate formation of the new bipartisan, bicameral caucus of US representatives and senators. They have united behind exploration of our and other solar systems. Bill Nye shares his eye and ear ...Show More
30:28 | Feb 2nd, 2018
Planetary Society CEO Bill Nye attended the State of the Union address on January 30th, he also spent the day meeting with sixteen different members of Congress to promote science on Capitol Hill. In this special abbreviated show, Casey Dreier and Ma...Show More
0:00 | Jan 17th, 2018
A computer model based on our best data about Saturn’s cloud-shrouded moon says that torrential liquid methane pounds the surface far more frequently than previously expected. Sean Faulk and Jonathan Mitchell of UCLA explain.
0:00 | Jan 10th, 2018
It may not host an alien “megastructure” but Tabby’s Star still guards many mysteries of science. Astronomer and astrophysicist Tabetha “Tabby” Boyajian leads the worldwide team that is revealing this strange light in the sky.
0:00 | Jan 3rd, 2018
Mat’s first-ever four-way conversation with Jason Davis, Casey Dreier and Emily Lakdawalla reviews the biggest 2017 events in space exploration and provides their predictions of what to look for in the new year.
0:00 | Dec 27th, 2017
Mars scientists dubbed them recurring slope lineae or RSLs. They sure looked like evidence of liquid water flowing down hillsides and ridges on the Red Planet. New research led by USGS Planetary Geologist Colin Dundas says otherwise.
0:00 | Dec 20th, 2017
A holiday edition of Planetary Radio welcomes the Planetary Society’s Senior Editor back from the annual meeting of the American Geophysical Union. Emily reports on amazing developments in planetary science she discovered at the huge conference.
0:00 | Dec 13th, 2017
On December 11th President Donald Trump signed a memorandum that firmly points the US space effort toward the Moon, but without providing many details. Planetary Society Director of Space Policy Casey Dreier fills in some of the gaps left by this exe...Show More
0:00 | Dec 6th, 2017
The first confirmed interstellar visitor to our solar system is a needle-shaped asteroid given the Hawaiian name ‘Oumuamua. Karen Meech leads the team that is learning as much about it as possible before it leaves our neighborhood, never to return.
0:00 | Dec 1st, 2017
Elon Musk. Jeff Bezos. Richard Branson. These are the names we tend to associate with the current era of private space exploration. But what about John Quincy Adams, James Lick, or Charles Yerkes? Space economist and historian Dr. Alex MacDonald join...Show More
0:00 | Nov 15th, 2017
Congressman Adam Schiff’s California district includes the Jet Propulsion Laboratory. He is as enthusiastic a fan of the final frontier as you are likely to find under the capitol dome in Washington D.C.
0:00 | Nov 3rd, 2017
The likely next Administrator of NASA, Jim Bridenstine, appeared before a somewhat skeptical Senate committee to defend his nomination. Casey and Jason recap the hearing and assess Congressman Bridenstine’s chance of moving forward.
0:00 | Nov 1st, 2017
Join us for a wide-ranging, salon-style conversation about space exploration, science, art and more. Mat’s guests are astronomer, television producer/writer and former Star Trek science advisor André Bormanis and Planetary Society Senior Editor Emily...Show More
0:00 | Oct 25th, 2017
Are we alone? The nearly sixty-year effort to answer that question has gotten a big boost from the Breakthrough Initiatives, funded by Yuri Milner and led by former NASA Ames Research Center director Pete Worden, who is our guest this week.
0:00 | Oct 11th, 2017
Dawn Mission Director and Chief Engineer Marc Rayman helps us salute the ion-engine powered spacecraft that first orbited asteroid Vesta in the main asteroid belt and then moved to dwarf planet Ceres, revealing two fascinating worlds.
0:00 | Oct 6th, 2017
Fifteen years before Sputnik, on a bright 1942 afternoon in northern Germany, a thundering machine of metal and fire pierced the sky, ultimately touching the edge of space for the first time in history. It opened a new era of opportunity and terror w...Show More
0:00 | Oct 4th, 2017
The Australian government announced that it would create a national space agency at the 68th annual International Astronautical Congress in Adelaide. We’ll talk with IAC 2017 CEO Brett Biddington about what this means for his country.
0:00 | Sep 1st, 2017
The multi-billion dollar, multi-decade Cassini mission is about to end. A new report tries to answer an important question: are flagship science missions like Cassini worth the effort and expense? And how can NASA maximize the value of these endeavo...Show More
0:00 | Aug 23rd, 2017
It’s the Grandest Finale. The spectacular Cassini mission’s exploration of Saturn will end on September 15th when the spacecraft plunges into the planet. Cassini Project Scientist Linda Spilker is back with one last mission update.
0:00 | Aug 9th, 2017
JPL astrophysicists Alina Kiessling and Jason Rhodes were brought together by their fascination over the mystery of dark energy. They talk with Planetary Radio about their research and the many missions they are contributing to, including WFIRST, a u...Show More
0:00 | Aug 4th, 2017
New U.S. sanctions against Russia have reignited speculation that global politics could undermine cooperation in the International Space Station. Could Russia cut off rides for US astronauts to the ISS? Later, Casey Dreier joins Spark Science host Dr...Show More
0:00 | Aug 2nd, 2017
The world’s most powerful solar telescope has just been renamed for the man responsible for its creation. We’ll meet astrophysicist and helioseismologist Phil Goode, and we’ll enjoy a tour of the Goode Solar Telescope.
0:00 | Jul 26th, 2017
Will humans live, work and thrive on Mars? What challenges must be met before we can become Martians? On July 20th, the anniversary of the Apollo 11 moon landing, Mat Kaplan welcomed an outstanding panel of experts for conversation in front of a Pasa...Show More
0:00 | Jul 19th, 2017
The Cassini Mission has less than two months to go before it ends with a spectacular plunge into the beautiful ringed world. Planetary Society Senior Editor Emily Lakdawalla has prepared a guide to the last orbits by the historic spacecraft.
0:00 | Jul 12th, 2017
When the Pathfinder lander reached Mars 20 years ago it began a Martian renaissance that has never paused. JPL scientist Matt Golombek was the mission’s Project Scientist. He looks back and to the future of our explorations at the Red Planet.
0:00 | Jul 7th, 2017
A new report builds the case for long overdue returns to Uranus and Neptune, while another proposal calls for exploration of the many bodies in our solar system that hide vast water oceans. Jason Callahan, Casey Dreier and Mat Kaplan dive into the t...Show More
0:00 | Jun 28th, 2017
Asteroid Day, June 30th, marks the anniversary of the great Tunguska impact that leveled a Siberian forest. It reminds us that a Near Earth Object can destroy a city or even a civilization. Former Minor Planet Center Director Tim Spahr reviews our ef...Show More
0:00 | Jun 2nd, 2017
The Trump Administration released its proposed FY2018 budget just days ago. Casey Dreier, Jason Callahan and Mat Kaplan dive deep into what this controversial plan means for NASA and how it has been received by Congress.
0:00 | May 24th, 2017
Astronauts may soon ride on US rockets and in US spaceships for the first time since the last Space Shuttle flight. Jon Cowart of NASA is working with SpaceX toward the first launch of a Dragon spacecraft with humans on board.
0:00 | May 10th, 2017
Veteran Jet Propulsion Lab planetary scientist Bonnie Buratti talks with Mat about the wonder of our solar neighborhood that she explores in "Worlds Fantastic, Worlds Familiar—A Guided Tour of the Solar System."
0:00 | May 5th, 2017
Moon or Mars? Should NASA depend on private companies? What’s the goal of human spaceflight? These questions were debated three decades ago, yet are just as relevant today. Does that mean space policy is stagnant?
0:00 | Apr 26th, 2017
It was a big week for the Science Guy, and for science. Bill Nye served as honorary co-chair of the March for Science in Washington DC. His new Netflix series, Bill Nye Saves the World, premiered the next day. Two of the show’s thirteen episodes are ...Show More
0:00 | Apr 19th, 2017
The University of Texas at Austin’s observatory is high in the hills of west Texas. In this special episode, Mat Kaplan joins the tens of thousands who visit it each year. The occasion was the dedication of the vastly upgraded Hobby-Eberly Telescope...Show More
0:00 | Apr 12th, 2017
The Aerospace Corporation has been innovating since 1960. Now it’s headed by a former leader of “New Space” company Virgin Galactic. President and CEO Steve Isakowitz talks about the evolving culture of the space industry.
0:00 | Apr 7th, 2017
Whether it’s discovering gravity waves, curing cancer or building a space station, the biggest science challenges increasingly require investments that are beyond what private industry can afford and collaborations that include many nations. Casey, J...Show More
0:00 | Mar 29th, 2017
The longtime editor of outstanding online space news source Universe Today has just written about nine robotic missions of exploration in "Incredible Stories From Space: A Behind-the-Scenes Look at the Missions Changing Our View of the Cosmos."
0:00 | Mar 3rd, 2017
Laura Delgado Lopez from the Harris Corporation joins us to talk about the growing number of countries getting into the space business, particularly in Latin America. Casey, Jason, and Mat also take stock of SpaceX's plans to send humans around the M...Show More
0:00 | Mar 1st, 2017
The discovery of seven, Earth-sized planets in a nearby solar system was announced last week. Astrophysicist and planetary scientist Sara Seager joins us to share her excitement about this find that includes three planets in the habitable zone.
0:00 | Feb 22nd, 2017
Leaders of the quest to find, understand and protect ourselves from the asteroids and comets called Near Earth Objects gathered with host Mat Kaplan for a live conversation about this existential threat from space.
0:00 | Feb 6th, 2017
It’s still too early to say where the Trump Administration will take NASA, but there are a few hints. Congress is not waiting. Casey, Jason and Mat review a draft of the space agency’s authorization bill and a separate act that asks NASA to lay out ...Show More
0:00 | Jan 24th, 2017
Earth’s southernmost active volcano may also be its most remote. Rosaly Lopes and Michael Carroll recently spent a few frigid days on the slopes of Antarctica’s Mount Erebus. What they learned may help us understand volcanos on other worlds.
0:00 | Jan 17th, 2017
For well over three years, planetary scientist Ellen Stofan has worked directly with NASA Administrator Charles Bolden to help coordinate and expand the myriad science efforts by the agency. We talk with her as she ends this remarkable tenure.
0:00 | Jan 5th, 2017
After an opening update on the presidential transition, Casey, Jason and Mat share their nominees for the biggest space exploration events of 2016. Then they take on fascinating questions submitted by listeners. You’ll also hear the surprising early ...Show More
0:00 | Dec 27th, 2016
MAVEN, the Mars Atmosphere and Volatile Evolution orbiter, has gone a long way toward solving the mystery of the Red Planet’s missing water and air. The University of Colorado’s Nick Schneider says it is also revealing gorgeous clouds, auroras and gl...Show More
0:00 | Dec 13th, 2016
Space historian John Logsdon remembers American hero John Glenn. Planetary Society CEO Bill Nye was a big fan of the Friendship 7 astronaut—less so the new Star Wars movie. Then we get an update on the Giant Magellan Telescope from Patrick McCarthy.
0:00 | Nov 22nd, 2016
The National Geographic Channel’s “Mars” miniseries has begun. Mat Kaplan attended a kickoff for the ambitious docudrama last summer. You’ll hear from series technical advisor Bobby Braun, author of “The Martian” Andy Weir, Cosmos creator Ann Druyan ...Show More
0:00 | Nov 8th, 2016
Host Mat Kaplan traveled to California’s Mojave Desert for a tour of Virgin Galactic’s The Spaceship Company, where the second SpaceShipTwo was built and is undergoing flight tests. TSC Executive VP Enrico Palermo was his guide.
0:00 | Nov 4th, 2016
Just in time for election day in the USA, we take stock of the major candidates' space policies (as far as they go), comparing statements and policy op-eds put out by both campaigns. We also look at the broader implications and challenges of the comi...Show More
0:00 | Oct 25th, 2016
Alan Stern of the New Horizons mission to Pluto and beyond was in Pasadena for the annual meeting of the American Astronomical Society’s Division for Planetary Sciences. He joined Mat Kaplan for a very special conversation down the street at Planetar...Show More
0:00 | Oct 18th, 2016
How did the Voyager spacecraft manage to weave their magnificent way through the outer planets of our solar system? Mission Design Manager Charley Kohlhase led the team that crunched the numbers to select the best possible trajectory from 10,000 cand...Show More
0:00 | Oct 7th, 2016
We take a deep dive into new space legislation working its way through the US Senate. It embraces Mars and NASA's big rocket. But Elon Musk and SpaceX just announced an ambitious new plan to colonize Mars. Does this upset the political establishment?...Show More
0:00 | Sep 6th, 2016
In its nearly five decades, NASA has created or improved thousands of technologies, processes and innovations. Dan Lockney is in charge of making sure these solutions are found and utilized by industries and others in need.
0:00 | Sep 2nd, 2016
In honor of OSIRIS-REx—NASA’s newest asteroid mission—we explore the policy and history of near-Earth Objects: why NASA explores them, how the government plans to find and defending the planet, and the how policy can keep up with ambitious plans to m...Show More
0:00 | Aug 5th, 2016
In our third episode, we debate the risks and rewards of tying the future of a Europa mission to the fate of NASA's massive Space Launch System rocket. Also, NASA just announced that the next Mars rover will cost $2.4 billion—$900 million more than i...Show More
0:00 | Aug 2nd, 2016
Philip Lubin and his former student Travis Brashears have had quite a year. Their bold plan to send tiny probes to nearby stars is now supported by NASA and the Breakthrough Starshot $100 million dollar initiative. Hear their amazing story.
0:00 | Jul 26th, 2016
It takes a lot of terrific components to create a successful spacecraft like Curiosity, the Mars Science Laboratory. We’ll visit JPL to learn about the Terminal Descent Sensor radar that will once again help land a rover on the Red Planet.
0:00 | Jul 12th, 2016
Return with us to the evening of July 4, 2016 and the exciting arrival at Jupiter of the Juno orbiter. You’ll hear the moment of successful orbital insertion. Several of the mission’s key contributors reveal how Juno accomplished this feat, along wit...Show More
0:00 | Jul 5th, 2016
She has spent most of her life working toward a bright future for humanity in space, and Lori Garver has lost none of her passion. She visited the Planetary Society for a wide-ranging conversation with Mat Kaplan.
0:00 | Jul 1st, 2016
This month Jason Callahan, Casey Dreier and Mat Kaplan ask whether the Moon vs. Mars human destination debate makes sense, highlight a new report on the science potential of CubeSats by the National Academies, and explain how a thrilling planetary sc...Show More
0:00 | Jun 28th, 2016
Juno will enter Jupiter orbit on July 4th. Mat Kaplan talks with the mission’s Principal Investigator, Scott Bolton at the Jet Propulsion Laboratory. Bill Nye helps prepare us for this exciting encounter and the science that will follow.
0:00 | Jun 21st, 2016
OSIRIS-REx will launch toward Near Earth Asteroid Bennu soon. In an early celebration of Asteroid Day, mission leader Dante Lauretta tells us how learning about asteroids may teach us about our own origins, and help us avoid a cataclysmic impact.
0:00 | Jun 14th, 2016
The Juno spacecraft will enter orbit at Jupiter on July 4th. It carries a camera that will send back spectacular images from just above the swirling clouds of that mighty planet. Planetary scientist Candy Hansen will tell us how we can help decide wh...Show More
0:00 | Jun 3rd, 2016
In the premiere of this new monthly series we briefly examine the latest move by the House of Representatives in the game of NASA's budget and then discuss what Lockheed Martin's new "Mars Base Camp" proposal takes from The Society's Humans Orbiting ...Show More
0:00 | May 10th, 2016
We’re back at Space Symposium for a conversation with SNC’s Mark Sirangelo, leader of that company’s effort to build the Dream Chaser. We’ll also hear a few moments of Bill Nye’s session at the annual gathering as he hosted Bernard Foing and Amy Main...Show More
0:00 | May 3rd, 2016
The annual Space Symposium in Colorado is a must-attend event for space leaders from around the world. Our coverage begins with United Arab Emirates Space Agency Director General Mohammed Nasser Al Ahbabi, and then moves to ESA Director General Jan W...Show More
0:00 | Apr 26th, 2016
Beautiful Death Valley National Park was the setting for a fascinating conversation with famed SETI researcher Jill Tarter and celebrated astronomer, artist and photographer Tyler Nordgren.
0:00 | Apr 19th, 2016
Our special coverage from the Los Angeles Yuri’s Night party continues with Chris Lewicki of Planetary Resources along with Bob Pappalardo and Boback “Mohawk Guy” Ferdowsi who are preparing an orbiter for Jupiter’s ocean world Europa.
0:00 | Apr 12th, 2016
Happy Yuri’s Night! We’re partying under Space Shuttle Endeavour in the first of two shows featuring interviews from the worldwide celebration of space. Star Trek’s Robert Picardo will talk about his new video newsletter, the Planetary Post, and we’l...Show More
0:00 | Mar 22nd, 2016
Our live conversation about “Planet 9” and the amazing diversity of our solar system, featuring Konstantin Batygin and Mike Brown of Caltech, Senior Editor Emily Lakdawalla, Bill Nye the Science Guy and Cassini Project Scientist Linda Spilker.
0:00 | Mar 8th, 2016
Julielynn Wong came directly from her 30-day long HERA IX deep space simulation to our microphone. We talk with her about the experience, and her progress toward 3D medical device printing solutions for astronauts and Earthbound humans.
0:00 | Feb 23rd, 2016
Casey Dreier, the Planetary Society's Director of Space Policy, and Jason Callahan, the Society's Space Policy Advisor, talk with Mat Kaplan about the just-released "President's Budget Request" for the fiscal year starting in October of 2016.
0:00 | Jan 26th, 2016
New research indicates that globular clusters—collections of up to a million stars—could provide stable environments for life, along with opportunities for interstellar civilizations. Lead author Rosanne Di Stefano joins us to explain.
0:00 | Jan 5th, 2016
Ad Astra's Mark Carter took Planetary Radio Host Mat Kaplan on a great tour of the company's facility in mid-November of 2015. Space and science geeks are going to love this mostly unedited audio recording.
0:00 | Jan 5th, 2016
Mat Kaplan visits the Ad Astra Rocket Company in Texas where they are perfecting the VASIMIR electric rocket engine. Emily Lakdawalla has created a comprehensive timeline tracing missions throughout the solar system. Bill Nye salutes Planetary Societ...Show More
0:00 | Dec 29th, 2015
Our year-end review features the “best of 2015” lists from Jason Davis, Casey Dreier, Emily Lakdawalla and Bill Nye the Science Guy. What’s Up offers planets, a comet, and a nice prize package for the space trivia contest.
0:00 | Dec 22nd, 2015
The newly-approved federal budget includes great news for fans of space exploration and development. Texas Congressman John Culberson led the fight for a Europa mission, the SLS rocket, commercial crew and more. He tells us why on this week’s show.
0:00 | Dec 15th, 2015
Drilling through many meters of ice to Europa’s ocean or to the pristine sub-surface layers of Mars will be hard. The Planetary Deep Drill prototype has shown that it may be a practical approach. Join Mat Kaplan and Planetary Society colleagues at th...Show More