Dr. Eligar Sadeh, Tuesday, May 5, 2026, #4535 Quick summary The Space Show featured a discussion with Eligar Sadeh, editor of the Journal of Astropolitics, about the recent Space Symposium in Colorado Springs and cislunar space governance. Sadeh explained how the symposium focused heavily on establishing U.S. dominance in cislunar space, particularly through the Artemis program, with emphasis on being the first mover in establishing governance structures and rules of engagement. The discussion c...
Jun 03, 2026•1 hr 37 min
The Space Show Presents Open Lines Discussion Today, Sunday, 5-3-26 Quick Summary: This meeting focused on open discussion topics in space exploration and national security. Bob shared speculation about a potential SpaceX acquisition of 200+ square miles of land in Louisiana for data centers and manufacturing facilities, though this remained unconfirmed. The group extensively discussed the Artemis 3 mission delay, with participants debating the challenges of SLS rocket assembly versus SpaceX’s S...
May 30, 2026•2 hr 21 min
The Space Show Presents Shubber Ali, Sunday, 4-19-26 Quick Summary: This Space Show program featured Shubber Ali, the original founder of Space Cynics, discussing his return to critiquing space industry claims and over hyping. Shubber explained how Space Cynics began in the mid-2000s as a blog focused on questioning exaggerated claims about space technology, particularly around reusable rockets and commercial space ventures. The discussion centered heavily on Shubber’s criticism of current space...
May 29, 2026•2 hr 1 min
Bob Zimmerman, # 4594, May 26, 2026 Quick Summary: This Space Show program focused on NASA’s announcement of a restructuring plan for the Artemis lunar program led by Isaacman, which includes multiple unmanned lunar lander missions and the establishment of a lunar base by 2028. Bob detailed how NASA is relying heavily on private companies rather than building hardware internally, with contracts awarded to Blue Origin, Astrobotic, Intuitive Machines, and Firefly for missions starting as early as ...
May 28, 2026•2 hr 8 min
The Space Show Presents Paul Warley, CEO of Ascent Solar, Friday, 4-17-26 Quick Summary: The Space Show featured Paul Worley, CEO of Ascent Solar, discussing their flexible thin-film solar technology. Paul explained that their CIGS (Copper Indium Gallium Sulfide) panels are lightweight, rollable, and designed to fit specific areas, offering 12.5-14% efficiency and costing $35-70 per watt compared to silicon’s $3-10 per watt. The panels have been tested in space and can withstand radiation better...
May 25, 2026•1 hr 14 min
Detailed Summary: SpaceX Starship Launch Discussion The group discussed SpaceX’s recent Starship launch, which John described as a partial success with significant technical challenges including an engine outage that caused the booster to deviate from its course. David praised the high-quality camera work and photography during the launch, while Dr. Sherry noted that SpaceX itself considered the mission a success and emphasized their approach of learning from mistakes. The team also explained th...
May 25, 2026•2 hr
The Space Show Presents Virtual Moon With Manny Pimenta & Philippe van Nedervelde Quick Summary: This was a Space Show program featuring Manny Pimenta and Philip van Nedervelde presenting their Virtual Moon project, which aims to create a digital twin of the lunar surface for immersive virtual reality experiences. Manny explained that Virtual Moon began as Lunar Explorer over 20 years ago but was ahead of its time when consumer VR hardware wasn’t available. The current project uses NASA’s Lu...
May 19, 2026•1 hr 30 min
The Space Show Presents ISDC 2026 with Rod Pyle, Aggie Kobrin & Dr. Pascal Lee, Tuesday, 5-12-26 Quick Summary: The Space Show hosted a discussion about the upcoming ISDC (International Space Development Conference) in McLean, Virginia, featuring Aggie Kobrin, Rod Pyle, Pascal Lee, Sherry Bell, and select members of The Space Show Wisdom Team. The participants discussed the conference’s location, schedule, key speakers including Apollo astronaut Jack Schmidt, and various tracks covering topi...
May 14, 2026•1 hr 20 min
The Space Show Presents Gary Barnhard, Friday, May 8, 2026 Quick Summary: The Space Show discussed space data centers with Gary Barnard, who explained the engineering challenges and potential solutions for placing data centers in space. Gary emphasized the importance of treating space data centers as combined heat and power problems rather than just power generation issues and highlighted how SpaceX’s Starlink constellation already represents an existence proof of space-based computing. Kevin Be...
May 10, 2026•1 hr 28 min
Hotel Mars for Wednesday, April 15, 2026 John and I welcomed Phil Swan and Joe Pistritto to discuss the Artemis II launch, all of the remaining Artemis program launches and needed tech to reach goals on time. We talked about SLS, the landers from SpaceX and Blue Origin, time lines, human spaceflight safety, Orion, the heat shield issues and more. Joe talked about lunar mass drivers and potential lunar data centers down the road. This was a very informative and hard hitting Hotel Mars Artemis and...
May 02, 2026•19 min
The Space Show Presents Author & James Van Laak re his book “To See Far - Conflict and Cooperation on the Space Frontier” from Tuesday, April 14, 2026 Quick Summary: This was a West Coast Space Show program hosted by David Livingston featuring author Jim Van Laak, who discussed his book “To See Far: Conflict and Cooperation on the Space Frontier.” Jim shared his experiences working on the International Space Station partnership with Russia during the 1990s, emphasizing the challenges of over...
Apr 30, 2026•1 hr 33 min
Open Lines for The Space Show for Sunday, 4-12-26 4529 Quick summary: The meeting was an open lines discussion on the West Coast Sunday Noon Space Show, focusing primarily on NASA’s Artemis II mission and its implications. Participants discussed the mission’s success, media coverage, technical challenges, and future lunar exploration plans. The group examined concerns about the heat shield, SLS rocket development, and commercial lander programs. They also discussed SpaceX’s upcoming IPO, potenti...
Apr 23, 2026•2 hr
Quick Summary: The Space Show hosted science journalist Rahul Rao to discuss his new book on nanotechnology, focusing on applications in space and other fields. Rao explained that while humans have been using nanoscale materials for centuries, the field as we know it began developing after World War II, with significant breakthroughs in the 1980s and 1990s including the discovery of carbon nanotubes in 1991. The discussion covered both promising applications like medical nano surgery, spacecraft...
Apr 22, 2026•1 hr 2 min
John Batchelor, Dr. Haym Benaroya and I detailed engineering lunar settlements, focusing on rigid structures, inflatables, and lava tube cities. He explains the challenges of utilizing local regolith while protecting astronauts from radiation and toxic dust. Haym also addressed the psychological and physiological stresses of low gravity, including bone mass loss. He outlined the importance of crew screening and the projected 2040s-2050s timeline for sustainable habitation. We talked about Artemi...
Apr 17, 2026•19 min
The Space Show featured a discussion with Dr. Robert Zubrin about NASA’s Artemis program and Mars exploration plans. Dr. Zubrin criticized the current Artemis architecture as incoherent, comparing it unfavorably to Apollo’s purpose-driven approach, and proposed a “Starship plus Starboat” configuration for both lunar and Mars missions. He expressed concern about proposed cuts to NASA’s space science program and criticized NASA Administrator Isaacman for supporting these reductions despite earlier...
Apr 16, 2026•1 hr 35 min
The Space Show Presents David Eicher, 4525, 4-3-26 Quick Summary: This Space Show discussion featuring David Eicher, editor emeritus of Astronomy Magazine, who shared insights about the current state and future of astronomy, space exploration, and scientific discovery. The conversation covered the rapid pace of astronomical discoveries in recent decades, challenges posed by satellite light pollution for both amateur and professional astronomers, and the philosophical aspects of science education...
Apr 13, 2026•1 hr 34 min
Hotel Mars, April 1, 2026, Space Show Broadcast 4524 NASA’s Artemis 2 Mission and the New Lunar Frontier kicks off with a successful Artemis 2 launch to orbit the Moon and return successfully to Earth. Our guests, Douglas Messier, details the upcoming Artemis 2 mission which will be the first crewed flight to the moon since 1972 plus as it swings around the moon, the orbit it uses will take it further from Earth than any other crewed spaceflight ever. . The 10-day mission will test the Orion spa...
Apr 07, 2026•17 min
The Space Show Presents Dr. Joel Sercel of TransAstra, Sunday, 3-29-26 Quick Summary: The Space Show featured an interview with Dr. Joel Sercel, CEO of TransAstra, who discussed his company’s mission to harvest asteroid resources for space industrialization. Dr. Sercel explained TransAstra’s four key technical challenges: detect, capture, move, and process asteroid materials, and described their progress including winning NASA contracts, developing capture bag technology, and operating a global ...
Apr 03, 2026•1 hr 13 min
The Space Show Presents Frank White & Pablo Moncada-Larrotiz on Decentralized Funding For Democratizing Access to Space, Friday, 3-27-26 Quick Summary: The Space Show featured a discussion about MoonDAO, a decentralized autonomous organization (DAO) that funds space-related projects, with co-founder Pablo Moncada-Larrotiz and Frank White, who is seeking to experience the “overview effect” through a spaceflight. Pablo explained how MoonDAO uses blockchain technology to raise funds and coordin...
Mar 28, 2026•1 hr 24 min
Hotel Mars, Tuesday, March 24, 2026 John Batchelor, Dr. David Livingston with guest Rahil Makadia This episodes of Hotel Mars features Rahil Makadia, who with his team, has been working the DART Mission data regarding the successful planetary defense impactor mission launched back in 2021 intercepting a binary asteroid the following year, 2022. The successful and violent impact has greatly helped the emerging field of planetary defense for Earth. Our guest, Rahil Makadia, tells us about his rese...
Mar 28, 2026•17 min
The Space Show Presents THE Space Show AI Program, Sunday, 3-22-26 Quick Summary: This was a Sunday Space Show Zoom program focused on how our regular Space Show panel members use and work with AI in their professional and personal lives. Manuel Cuba in Luxembourg shared his experience using AI tools like ChatGPT and Copilot for work in the European space industry, particularly for analyzing documents and comparing system engineering standards between European and US practices. Phil discussed hi...
Mar 27, 2026•2 hr 6 min
The Space Show Presents Bob Zimmerman, Tuesday, 3-24-26! Quick Summary: This space show program focused primarily on NASA Administrator Jared Isaacman’s comprehensive restructuring of the Artemis lunar program, which includes three phases of lunar surface operations, the pausing of the Lunar Gateway project, and increased reliance on private sector partnerships. Bob Zimmerman provided detailed analysis of the new plan, noting its logical structure and focus on engineering rather than just scienc...
Mar 27, 2026•1 hr 43 min
The Space Show Presents John Hunt, Tuesday, 3-17-26 Quick Summary: The Tuesday Space Show focused on UAP (Unidentified Anomalous Phenomena) and UFO discussions, with John Hunt as our UAP specialist. The conversation covered various topics including the mysterious disappearance of General McCaslin in Albuquerque, potential government disclosure efforts, and historical cases like Roswell. John explained his personal journey into UFO research, starting with skepticism but becoming convinced of the ...
Mar 22, 2026•1 hr 41 min
Phil Swan, Sunday, 3-15-25 The Space Show Presents Phil Swan on Launching Orbital Data Centers from The Moon are ready! Quick Summary: The meeting focused on the feasibility and implications of building data centers on the moon, with Phil Swan as the main speaker discussing the concept and addressing various technical and economic challenges. Participants explored the potential of mass drivers for launching data centers from the moon, the advantages of lunar manufacturing, and the role of nuclea...
Mar 17, 2026•1 hr 41 min
John Batchelor and I welcomed Dr. Peter van Dokkum of Yale to define and discuss runaway black holes which are supermassive objects expelled from galaxies after massive collisions. These objects move at 1,000 kilometers per second, escaping their host galaxies to roam through intergalactic space. Astronomers first detected a runaway black hole via a shock front and a wake of 100 million newborn stars. This stellar trail traces the black hole’s path as it travels through intergalactic gas per the...
Mar 17, 2026•19 min
The Space Show Presents Jim Muncy, Sunday, 3-10-26 Quick Summary: Our discussion focused on NASA’s Artemis program changes and lunar development strategy, with Jim Muncy discussing NASA Administrator Jared’s recent modifications to Artemis missions, including standardizing on the Centaur 5 upper stage and adding an Earth orbit rendezvous mission before lunar landing attempts. The discussion explored how these changes improve odds for a 2028 moon landing, with both HLS providers (SpaceX and Blue ...
Mar 17, 2026•1 hr 35 min
Anatoly Zak was our Hotel Mars guest for March 4, 2026 to once again take us through Russian space history with stories and events that were classified at the time so new to us today. You can follow along on Anatoly's excellent website, https://www.russianspaceweb.com. Though many of his stories are behind a paywall, and I suggest you subscribe if Russian space news and history is important to you, it goes a long way in filling in details of our historic space program that as I said are only com...
Mar 15, 2026•19 min
The Space Show Presents Dr. Andrew Fraknoi, Sunday, March 1, 2026 Quick Summary: The Space Show presented an in-depth discussion with astronomer Dr. Andrew Fraknoi about the upcoming total lunar eclipse on March 3rd, which will be visible in the early morning hours across North America. Our discussion explored how ancient Greeks used lunar eclipses to prove Earth’s spherical shape and covered modern astronomical topics including the Vera Rubin Observatory’s 10-year sky-mapping project and the Ja...
Mar 14, 2026•1 hr 29 min
The Space Show Presents Karen Jones re “SPACEPORTOPIA” Thursday, 2-26-26 Quick Summary: This Space Show program focused on spaceport development and launch forecasting, featuring Karen Jones from Aerospace Corporation to discuss her paper “Spaceportopia: A Primer for Successful Launch Site Planning.” The discussion explored the economic challenges of spaceport development, including demand forecasting, regional compatibility, and the risks of irrational exuberance in space industry projections. ...
Mar 11, 2026•1 hr 8 min
Hotel Mars, Doug Messier, Weds, 2-25-26 Doug joined John Batchelor and myself to discuss the plight of the Boeing Starliner spacecraft. He went over the recent problems with the capsule that stranded astronauts on the ISS until SpaceX could bring them safely home using Dragon. Doug described the problems, issues in quality control and engineering with Boeing in recent times and probably solutions or ways to salvage Starliner for both NASA and Boeing. This was a one segment Hotel Mars program for...
Mar 11, 2026•10 min
