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Main Engine Cut Off
by Anthony Colangelo
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Latest episodes
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T+340: Starliner’s Future and the Demand Signal
September 29, 2026 · 33 minNASA and Boeing laid out Starliner’s return-to-flight plan as SpaceX prepares to leave Dragon behind. I talk through the weak demand signal for crewed flight in LEO, how NASA’s commitment to the ISS and commercial stations boxed themselves…
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T+339: Starbase Louisiana, the Falcon Fade, and the Next Wave of Launch Vehicles
August 28, 2026 · 36 minSpaceX officially announced Starbase Louisiana, and I break down why the site fits Starship’s launch, landing, and orbital architecture so perfectly. I also look at the transition from Falcon to Starship, and the new launch vehicles on the…
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T+338: Zhuque-3, Long March 10B, Chang’e-7 (with Andrew Jones)
August 27, 2026 · 48 minAndrew Jones returns to the show to catch up on the Chinese space industry—the landings of Zhuque-3 and Long March 10B first stages, Chang’e-7 and its delay, and more. This episode of Main Engine Cut Off is brought to you by 32 executive…
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T+337: Inversion Space (with Justin Fiaschetti, Co-Founder and CEO)
August 4, 2026 · 48 minJustin Fiaschetti, Co-Founder and CEO of Inversion Space, joins me to talk about the company’s plan to store maneuverable reentry vehicles in orbit for rapid cargo delivery, the design and architecture decisions driving Arc including…
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T+336: Rocket Lab Buys Iridium, New Glenn’s Pad Rebuild, and NASA Awards 4 CLPS Missions
July 2, 2026 · 25 minRocket Lab is buying Iridium for $8 billion, Blue Origin has a new plan to get New Glenn flying again without rebuilding the same pad architecture, and NASA just awarded four new CLPS missions. This episode of Main Engine Cut Off is…
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T+335: Auriga Space (with Winnie Lai, Founder and CEO)
June 15, 2026 · 41 minFounder and CEO of Auriga Space, Winnie Lai, joins me to talk about their electromagnetic launch infrastructure and the path she sees for Auriga across space and defense markets. And yes, we talk about whether this kind of alternative…
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T+334: SpaceX the Outlier, and Organization Leadership (with Matt Gjertsen)
June 9, 2026 · 44 minI often talk about SpaceX being an extreme outlier in the industry and how many organizations have tried to replicate their approach, but very few (if any) have been successful. Matt Gjertsen of Built joins me to share a take on what…
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T+333: New Glenn Explodes on LC-36, Starship Flight 12, and NASA Moon Base Updates
May 29, 2026 · 31 minBlue Origin’s New Glenn blew up on LC-36 last night during a static fire test, Starship flew its 12th flight, and NASA had a series of updates on its Moon Base program, including LTV awards, launch and landing contracts, and a somewhat…
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T+332: Quantum Space (with Jim Bridenstine, CEO)
May 26, 2026 · 37 minFormer NASA Administrator Jim Bridenstine has joined Quantum Space as CEO. We talk about what the company is working on, the Ranger spacecraft, how they fit into the industry, where he sees their market going, and what it’s like to be a…
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T+331: Checking in on K2 (with Neel Kunjur, Co-Founder and CTO)
May 19, 2026 · 44 minNeel Kunjur, Co-Founder and CTO of K2 Space, joins me to talk about their hardware in space today, how their vision and plans have evolved over the past few years, and how industry changes like the push for orbital data centers have…
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T+330: 10 Years of MECO
April 24, 2026 · 32 minThe show turned 10 last Monday, so I thought it would be fun to have our good friend Jake Robins on to look back at where we were then, what’s happened since, and what that teaches us about the future. This episode of Main Engine Cut Off…
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T+329: Katalyst Space and the Mission to Boost Swift (with Ghonhee Lee, Founder and CEO)
April 23, 2026 · 45 minGhonhee Lee, CEO of Katalyst Space, joins me to talk about their upcoming mission to boost NASA’s Swift observatory, and how they are approaching in-orbit services differently than those that came before. This episode of Main Engine Cut…
About the show
MECO is opinion and analysis of spaceflight, exploration, policy, and strategy, by Anthony Colangelo.