Gene Mikulka ,Mark Ratterman, Dr. Kat Robison, Larry Herrin, Heather Smith, and Sawyer Rosenstein (emeritus),

Talking Space

News EN ↓ 331 episodes

A free and open exchange of news, ideas, and opinions on all things spaceflight. We put the context around the spaceflight headlines.

Author

Gene Mikulka ,Mark Ratterman, Dr. Kat Robison, Larry Herrin, Heather Smith, and Sawyer Rosenstein (emeritus),

Category

News

Podcast website

spacetweeps.podbean.com

Latest episode

Jun 19, 2026

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Episodes

Episode 807: How to Sell a Used Space Station 01.09.2016

This episode takes off with the successful launch of a United Launch Alliance Delta IV rocket carrying the second pair of satellites for the U.S. Air Force’s Geosynchronous Space Situational Awareness Program (GSSAP). Looking ahead to the company’s next launch for the NASA mission OSIRIS-REX and even further to the test flight of Boeing’s CST-100 Starliner, we also discuss their not-quite-as-high-...

Episode 806: Objects In Motion 12.08.2016

On our own return to flight episode, we discuss several upcoming events ; NASA’s Osiris Rex, a sample return mission to the asteroid Bennu is scheduled for launch on 8 September 2016. The team looks at the mission objectives and the unique configuration of the United Launch Alliance (ULA)  AtlasV carrying the spacecraft. SpaceX too is making news with two upcoming commercial launches out of Cape C...

Episode 805: Changing of the Guard 16.04.2016

The Kepler Spacecraft ran into trouble last Friday but thanks to heroic effort by the team at  NASA’s Jet Propulsion Laboratory,  Kepler’s search for Exoplanets can resume. We discuss the SpaceX Dragon Cargo Resupply Mission 8  and it’s cargo specifically the Bigelow Expandable Activity Module (BEAM) to be attached to the I nternational Space Station .  SpaceX also proved at least part of their bu...

Episode 804: What Price The Moon? 04.04.2016

A new episode and a new crew make their way to the international space station, we highlight the members of Expedition 47 and Astronaut Jeff Williams who will assume command of the station under Expedition 48, and break the US endurance record for time in space during this increment. Only weeks after they have wrapped up the OA4 mission, OrbitalATK is is poised to launch the Cygnus cargo craft the...

Episode 803 Two Deserts, One Sky 14.03.2016

In a departure from our usual fare of space news and policy, this week we took some time to contemplate the skies.  Danielle Adams , a doctoral candidate at  The University of Arizona  in the  School of Middle East and North African Studies  with a minor in the  School of Anthropology  stopped by to discuss her current project with us.  Two Deserts, One Sky  is a project in cultural astronomy conn...

Episode 802: Ripples on the Cosmic Pond. 23.02.2016

This week we take a journey from the halls of Congress out through our solar system, and then journey out to a point 1.3 billion light years away from home. On February3rd, the Space Subcommittee of the House Committee on Science, Space, and Technology met to discuss the current status of NASA’s Journey to Mars, and how it may survive past the current presidential administration. We examine the wi...

Episode 801: Not to Mention... 05.02.2016

This season premiere kicks off with a look at the past, starting with the NASA tragedies that still loom large today, particularly with the 30th anniversary of STS-51L last week. Moving a bit closer to the present, we go over some of the most notable stories of 2015 and discuss what they might mean for the future, from the dazzling images of Pluto from New Horizons to the (sometimes literal) highs...

Episode 716: A Swan Returns to the Stars 15.12.2015

Come along with the Talking Space Team  to NASA’s Kennedy Space Center (KSC) as we bring to you the sights and sounds leading up to the return to flight of Orbital ATK’s Cygnus Cargo spacecraft (named after pioneering Astronaut   Donald K. Slayton ) and the resumption of ISS logistics delivery missions from US Soil.  In this special expanded show, we discuss the mission , designated OA4 , the   Cy...

Episode 715: Moments of Contemplation and Preparation 20.11.2015

This Past week, The Expedition 45 Crew on board the International Space Station had to contend with a bit of a power wrinkle that may require a spacewalk next year to repair. They also observed a moment of silence (as do we) for those lost in the Paris Terrorist Attacks. Preparations continue for the Cygnus OA4 Cargo craft at the same time, NASA further delays the announcing the winners of the sec...

Episode 714: Looking Through Crystal 13.11.2015

The International Space Station celebrated its “ crystal anniversary ” of occupation on November 2nd, marking 15 years that humans have been continuously on board the orbiting facility. The Expedition 45 Crew paused to reflect on the anniversary and what it means for the future of space exploration going forward. During an investor conference call, CEO David Thompson of Orbital ATK says his compan...

Episode 713: IAC 2015 In The Spotlight 05.11.2015

In this special edition, the Talking Space Team puts the   66th Annual International Astronautical Congress  which took place in Jerusalem, Israel between October 12th and 16th into focus. Our first stop is a paper presented by our own Kat Robison on the issues surrounding scientists communicating the importance and relevance of their own research to the public.   The theme for IAC 2015 this year...

Episode 712: A Tale of Two Swans 24.10.2015

 There's a new "Ironman" in space flight: Current Space Station commander,  astronaut Scott Kelly , broke the US space endurance record recently and is gearing up for two upcoming US spacewalks on October 28th and November 6.   We open the strange case of star KIC8462852 some 1480 light years away in the constellation Cygnus the Swan that's is behaving in a weird manner. The conclusion: Aliens? Yo...

Episode 711: Water, Water, Everywhere... 10.10.2015

So you want to be a Martian? On October 1st  NASA  held an  event at the Kennedy Space Cente r to explain more about the agency's push to send the first humans to Mars and our own Mark Ratterman was there and provides insights. We highlight  Two Deserts, One Sky  a  project by Danielle Adams a doctoral candidate at the University of Arizona, and briefly discuss  new  solar power  technology.    Un...

Episode 710: Orion in Waiting 25.09.2015

We kick off  the show with congratulations, an upcoming celestial event, and follow ups to two previous stories. First an update to  rocket engine manufacturer Aerojet Rocketdyne's attempt to purchase launch provider United Launch Alliance .   We report on the preliminary results from the Ardbeg distillery experiment that flew to the International Space Station .  We send congratulations to NASA's...

Episode 709:Make a Memory 18.09.2015

We start off our sixth anniversary show with an update on the recent Soyuz missions and NASA astronaut Scott Kelly and Russian cosmonaut Mikhail Kornienko’s one year mission on the International Space Station, which has just passed the halfway point. From there, we bring things back down to Earth with a discussion on Aerojet Rocketdyne’s unsolicited $2B offer to purchase United Launch Alliance and...

Episode 708: Contrasts 28.08.2015

HTV5 launched recently supporting International Space Station resupply, successfully docking on 24 August, 2015. To learn more about the Japan Aerospace Exploration Agency HTV Program see http://iss.jaxa.jp/en/htv/index.html Future ISS resupply will also be supported by Orbital ATK via ULA's ATLAS V carrying the Cygnus capsule to Station. Dates have not been set yet for those launches. Kat brings...

Episode 707: First Harvest 15.08.2015

So what is that white stuff that NASA’s Dawn spacecraft found in Occator Crater on Ceres ? What about that four mile high mountain or “ pyramid ”? We sort the wheat from the chaff. The International Space Station (ISS) Expedition 44 crew partook of the first edible harvest from the NASA’s VEGGIE experiment becoming the first humans to harvest food grown in space while on orbit. We highlight effort...

Episode 706: Lost and Found 29.07.2015

On this episode of Talking Space we begin with the preliminary conclusions released by  SpaceX regarding the loss of CRS-7 , leading into a discussion of the succession of resupply issues over the past year and how it might impact today’s commercial space race for future NASA contracts. Heading over to the purely commercial side of things we speculate on the National Transportation Safety Board’s...

Episode 705: From Soyuz to Solar Satellites 20.07.2015

On this episode of Talking Space, we look at the duration records set by the recently-returned Expedition 43 crew, and a close look at why they were up there for so long (hint: the 2011 Soyuz age of reliability statement and a failed Progress launch come into play). Next we take a look at the mostly successful LDSD test and how a balloon can help us on Mars. Then it's onto a look at two recent sat...

Episode 704: A Lack of Progress 07.05.2015

On this episode we bookend the whole conversation with the launch and loss of Progress 59 and the implications for the International Space Station and future resupply missions. Then we celebrate the 25th anniversary of the Hubble Space Telescope with some historic highlights and personal perspectives of the mission, along with a discussion about the upcoming end of the program and whether Hubble c...

Episode 703: Don't Shoot the MESSENGER 27.04.2015

 This week we look at the impending demise of  NASA's MESSENGER spacecraft  after being on orbit since 18 March, 2011. We also examine the  SpaceX Cargo Resupply Mission Number 6  and discuss the science cargo on board, and the results of the Stage one landing attempt, critical to the company's booster re-usability formula. United Launch Alliance was also in the news, announcing it's booster repla...

Episode 702: Much Ado About the Moon 12.04.2015

On this episode of Talking Space, the team discusses the International Space Station One Year Mission . We also mention that the New Horizons spacecraft is just a little over 90 days away from its destination: Pluto. We then look at the ramifications of an article by Eric Berger of the Houston Chronicle making an assertion that NASA is looking at leveraging the Moon as a true stepping stone to Mar...

Episode 701: Return to Flight 30.03.2015

In our "Return to Flight" episode we discuss NASA's Magnetospheric Multiscale Mission   and it's implications for learning more about how space weather impacts life here on Earth. With the new International Space Station Commercial Cargo Contracts coming, two new players have come on the scene but with very familiar names. Sierra Nevada Space Systems puts its new entry, a cargo version of the Drea...

Episode 621: The Dawn of Orion 17.12.2014

On this special episode of Talking Space, we look at the launch of Orion, NASA's next manned capsule, and its unmanned maiden voyage on EFT-1. We discuss the mission itself from scrubs on December 4th all the way through a successful launch and landing in the early morning of December 5th. We look in depth at the mission itself, the goals it was to accomplish, and even analyze the NASA TV coverage...

Episode 620: Catching a Comet 22.11.2014

On this episode of Talking Space:  Rosetta  and the way the  Philae  lander had captured the imagination of the public. Even though the lander has gone into "sleep mode', its batteirs starved for power,  reports of Philae's passing may be greatly exaggerated .   NASA's OSIRIS-REx team  was also carefully following the journey of  Philae. Launching in 2016,  OSIRIS-Rex, will attempt a landing on an...

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