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Caption: Sarah Hörst demonstrates the glove box in her Johns Hopkins University planetary science lab., Credit: Mat Kaplan
A conversation with Johns Hopkins University planetary scientist Sarah Hörst is capped by a tour of her fascinating lab. That’s where Sarah and her...

Bought by KDNK, KBUT Crested Butte, Colo., KWMR, KRZA, WXAV 88.3FM Chicago and more


  • Added: Mar 27, 2019
  • Length: 28:50
  • Purchases: 7
Caption: Planetary Radio host and his Mirror Lab tour guide Buell Jannuzi with one of the seven huge mirrors for the Giant Magellan Telescope. , Credit: Mat Kaplan
Join us for a tour of the University of Arizona’s Mirror Lab where they use a giant, spinning oven filled with molten glass to create the primary m...

Bought by C89.5 - KNHC Seattle, KIYU-FM, WXAV 88.3FM Chicago, WMUU-LP, KICI Iowa City and more


  • Added: Nov 21, 2022
  • Length: 28:50
  • Purchases: 12
Caption: Laurie Leshin formally assumes her roles as director of NASA JPL and vice president of Caltech in May., Credit: Worcester Polytechnic Institute
Laurie Leshin has just become the tenth director of JPL and the first woman to run the fabled center for space science and robotic exploration.

Bought by WFHB, KIYU-FM, KWIT, KVSC, KBUT Crested Butte, Colo. and more


  • Added: Jul 27, 2022
  • Length: 28:50
  • Purchases: 14
Caption: Ralph Pudritz, an astrophysicist and professor in McMaster’s Department of Physics and Astronomy; Maikel Rheinstadter, a biophysicist and professor in McMaster’s Department of Physics and Astronomy; and Yingfu Li, a biochemist and professor in McMaster’s , Credit: Sarah Janes
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...

Bought by KDNK, KWMR, WXAV 88.3FM Chicago, KRZA, WMUU-LP and more


  • Added: Nov 06, 2018
  • Length: 28:50
  • Purchases: 8
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Interview by Mark Lowry: Lane and Karla explain what is going on at the hospital in Bellingham, WA and what is up with non-profit hospitals in gene...

  • Added: May 19, 2017
  • Length: 28:01
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This week, Mark and Margaret speak with Dr. Kenneth Mandle, Director of the Intelligent Health Lab at Boston Children's Hospital. Dr. Mandl is a pi...

Bought by KRZA


  • Added: May 01, 2013
  • Length: 25:00
  • Purchases: 1
Caption: With the full size Voyager spacecraft mockup behind them in JPL's von Karman Auditorium, host Mat Kaplan is joined by Project Manager Suzanne Dodd, NASA Heliophysics Divison leader Nicola Fox, and Voyager Deputy Project Scientist Linda Spilker., Credit: Mat Kaplan/The Planetary Society
Planetary Radio’s creator Mat Kaplan guest hosts for this look back at the Jet Propulsion Lab’s celebration of the 45th anniversary of the Voyager ...

Bought by Key Radio KEYK 89.3 FM, C89.5 - KNHC Seattle, RadioStPete Florida, KIYU-FM, KBUT Crested Butte, Colo. and more


  • Added: Mar 07, 2023
  • Length: 28:50
  • Purchases: 13
Caption: This illustration shows a concept for multiple robots that would team up to ferry to Earth samples collected from the Mars surface by NASA's Mars Perseverance rover., Credit: NASA/ESA/JPL-CalTech
Getting precious Mars rocks into Earthbound labs is an unprecedented challenge. We’ll hear how a lander, a rocket, a big solar-powered transfer veh...

Bought by WFHB, KIYU-FM, WJCU, WMUU-LP, KWMR and more


  • Added: Aug 23, 2022
  • Length: 28:50
  • Purchases: 13
Caption: Planetary Radio Live celebrates MAVEN's arrival at Mars in Southern California Public Radio's Crawford Family Forum, Credit: Loren Roberts
The latest guest of the Red Planet arrived in orbit on the evening of September 22, 2014. Planetary Radio Live was watching with fingers crossed in...

Bought by WXAV 88.3FM Chicago


  • Added: Sep 23, 2014
  • Length: 57:42
  • Purchases: 1
Caption: Artist concept of a black hole emitting gamma-ray bursts., Credit: NASA
This US research center has been part of more than 200 space missions, but it’s not a NASA facility! The Los Alamos National Laboratory in New Mexi...

Bought by KDNK, WXAV 88.3FM Chicago, KWMR, KBUT Crested Butte, Colo., WMUU-LP and more


  • Added: Sep 11, 2019
  • Length: 28:50
  • Purchases: 7
Caption: This illustration shows the events that occur in the final minutes of the nearly seven-month journey that NASA's Perseverance rover takes to Mars. Hundreds of critical events must execute perfectly and exactly on time for the rover to land on Mars safely , Credit: NASA/JPL-Caltech
JPL engineer Gregory Villar prepares us for the perilous descent and landing of the 2020 Mars rover on February 18th.

Bought by KVSC, WFHB, KWMR, KRZA, KBUT Crested Butte, Colo. and more


  • Added: Jan 20, 2021
  • Length: 28:50
  • Purchases: 8
Caption: The heat-flow probe known as the mole sticks out of the Martian surface in this image captured by NASA's InSight spacecraft in February 2020. Engineers and scientists spent nearly two years using InSight's robotic arm to help the mole dig before formally , Credit: NASA/JPL-Caltech
NASA engineer and scientist Troy Hudson shares the sad but ultimately inspiring story of a two-year attempt to dig deep beneath the surface of Mars.

Bought by KBUT Crested Butte, Colo., KIYU-FM, WFHB, KWMR, KRZA and more


  • Added: Mar 10, 2021
  • Length: 28:50
  • Purchases: 10
Caption: Sarah Delia, Credit: Logan Cyrus
When radio journalist Sarah Delia heard a story about the sexual assault of one of her listeners, “Linda” (not her real name), she knew it was a st...

Bought by WCQS, KUER, Indie3 Radio, KUAF Public Radio, WNIN and more


  • Added: Jun 21, 2018
  • Length: 54:00
  • Purchases: 11
Caption: Millions around the world watched as the New Horizons spacecraft encounters the most distant object ever visited., Credit: Mat Kaplan
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 leader...

Bought by KDNK, KBUT Crested Butte, Colo., KWMR, WMUU-LP, KRZA and more


  • Added: Jan 09, 2019
  • Length: 28:50
  • Purchases: 8
Caption: NASA's Curiosity rover captured the images used to create this mosaic of Martian clouds over Mont Mercou on 19 March 2021., Credit: NASA/JPL-Caltech/MSSS/Kevin M. Gill
Scientists need your help identifying clouds high above the surface of the red planet. The goal is figuring out where Mars’ water went.

Bought by WFHB, KIYU-FM, KWMR, WJCU, KRZA and more


  • Added: Aug 02, 2022
  • Length: 28:50
  • Purchases: 12
Caption: The Simons Array will be located in Chile’s High Atacama Desert, at an elevation of about 17,000 feet. The site currently hosts the Atacama Cosmology Telescope (bowl-shaped structure at upper right) and the Simons Array (the three telescopes at bottom lef, Credit: University of Pennsylvania
A fascinating, wide-ranging conversation with Brian Keating, director of the Simons Observatory that will search for our cosmic origins from a moun...

Bought by KIYU-FM, WFHB, KMRE-LP Bellingham, Wash., WXAV 88.3FM Chicago, KWMR and more


  • Added: Jun 09, 2021
  • Length: 28:50
  • Purchases: 13
Caption: Tawny Newsome interviews astronaut Jessica Watkins and SpaceX Inspiration4 pilot Sian Proctor at the 2023 LA Yuri's Night celebration at the California Science Center, discussing their unique journeys to space and their meaning for the future of explorati, Credit: David Pinsky
Join us as we delve into the heart of LA's 2023 Yuri's Night party, a celebration commemorating Yuri Gagarin's pioneering 1961 voyage into space.

Bought by Key Radio KEYK 89.3 FM, KIYU-FM, KWMR, KRZA, WJCU and more


  • Added: Apr 11, 2023
  • Length: 28:50
  • Purchases: 12
Caption: The American Democracy Minute Radio Report
Midterm Voters Found Mail-In Ballot Process Had Few Problems Nationwide

  • Added: Jun 08, 2023
  • Length: 01:30
Caption: ESA astronaut Alexander Gerst learns how to use a sextant in the ISS cupola., Credit: NASA
Sextants have helped sailors find their way across oceans for centuries. Now one is onboard the International Space Station so that astronauts can ...

Bought by KDNK, KMRE-LP Bellingham, Wash., KSVR Studios: Skagit Valley Radio, KWMR, KRZA and more


  • Added: Jul 11, 2018
  • Length: 28:50
  • Purchases: 8
Caption: LightSail 2 in the Cal Poly San Luis Obispo clean room, Credit: Mat Kaplan
Mat Kaplan visits Cal Poly San Luis Obispo for a last, clean room visit with LightSail 2, the Planetary Society’s solar sailing cubesat. While the...

Bought by KDNK, KBUT Crested Butte, Colo., C89.5 - KNHC Seattle, KWMR, WMUU-LP and more


  • Added: May 14, 2019
  • Length: 28:50
  • Purchases: 7
Caption: InSight Launch Party at Caltech's Beckman Auditorium.  L to R: Bruce Betts, Troy Hudson, Mat Kaplan and Jennifer Jackson, Credit: Andrew Pauly, The Planetary Society
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 wi...

Bought by KBBI Alaska, C89.5 - KNHC Seattle, KVSC, KDNK, KWMR and more


  • Added: Nov 28, 2018
  • Length: 28:50
  • Purchases: 11
Caption: Timely, In-Depth Progressive Analysis Since 1991
This week's summary of under-reported news followed by these interviews: Federal Forces Deployed to Portland Provoke Violence & Rebellion Against I...

  • Added: Jul 29, 2020
  • Length: 29:00
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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 Sc...

Bought by KDNK, KMRE-LP Bellingham, Wash., KWMR, WMUU-LP, KRZA and more


  • Added: Oct 23, 2018
  • Length: 28:50
  • Purchases: 7
Caption: The DART spacecraft approaches Didymos A and B., Credit: NASA/JHUAPL
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...

Bought by KIYU-FM, C89.5 - KNHC Seattle, KBFG-LP, KDNK, KBUT Crested Butte, Colo. and more


  • Added: Feb 05, 2019
  • Length: 28:50
  • Purchases: 10
Caption: The American Democracy Minute Radio Report, Credit: The American Democracy Minute Radio Report
Democracy News Wasn’t All Bad in 2023; MI, MN, NM, CT, PA, & NY All Passed Substantial Pro-Voter Legislation

Bought by KICI Iowa City


  • Added: Jan 04, 2024
  • Length: 01:30
  • Purchases: 1