Main Engine Cut Off – Details, episodes & analysis
Podcast details
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Main Engine Cut Off
Anthony Colangelo
Frequency: 1 episode/11d. Total Eps: 306

Recent rankings
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Apple Podcasts
🇺🇸 USA - naturalSciences
27/07/2025#86🇨🇦 Canada - naturalSciences
26/07/2025#97🇬🇧 Great Britain - naturalSciences
26/07/2025#100🇺🇸 USA - naturalSciences
26/07/2025#71🇨🇦 Canada - naturalSciences
25/07/2025#87🇬🇧 Great Britain - naturalSciences
25/07/2025#92🇺🇸 USA - naturalSciences
25/07/2025#67🇨🇦 Canada - naturalSciences
24/07/2025#76🇬🇧 Great Britain - naturalSciences
24/07/2025#85🇺🇸 USA - naturalSciences
24/07/2025#66
Spotify
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Shared links between episodes and podcasts
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See all- https://www.instagram.com/p
11467 shares
- https://simplecast.com/
702 shares
- https://mainenginecutoff.com/support
317 shares
- https://twitter.com/WeHaveMECO
309 shares
- https://twitter.com/jakeonorbit
207 shares
- https://twitter.com/we_martians
204 shares
RSS feed quality and score
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See allScore global : 63%
Publication history
Monthly episode publishing history over the past years.
T+284: Stoke Space (with Andy Lapsa, CEO)
Episode 284
jeudi 22 août 2024 • Duration 01:01:08
Andy Lapsa, Co-Founder and CEO of Stoke Space, joins me to talk about the company, their vision for the future, their approach to launch, the larger trends that are shaping the market, and how that all might come together in the next few years.
This episode of Main Engine Cut Off is brought to you by 31 executive producers—Steve, Fred, Joonas, Better Every Day Studios, Stealth Julian, Kris, Theo and Violet, Harrison, Matt, Josh from Impulse, Russell, Warren, Pat from KC, Ryan, Jan, Donald, Tim Dodd (the Everyday Astronaut!), Bob, Pat, Joel, Will and Lars from Agile, David, The Astrogators at SEE, Lee, Frank, and four anonymous—and 821 other supporters.
Topics
- Andy Lapsa (@AndyLapsa) / X
- Stoke Space / 100% reusable rockets / USA
- 100% Reusability, with Andy Lapsa (Stoke Space) - Payload
- Stoke Space Completes First Successful Hotfire Test of Full-Flow, Staged-Combustion Engine | Stoke Space / 100% reusable rockets / USA
- Stoke Space ignites its ambitious main engine for the first time | Ars Technica
- How Stoke Space's Unique Rocket Works // Exclusive Tour & Interview - YouTube
- Stoke Space aims to build rapidly reusable rocket with a completely novel design | Ars Technica
The Show
- Like the show? Support the show on Patreon or Substack!
- Email your thoughts, comments, and questions to [email protected]
- Follow @WeHaveMECO
- Follow @[email protected] on Mastodon
- Listen to MECO Headlines
- Listen to Off-Nominal
- Join the Off-Nominal Discord
- Subscribe on Apple Podcasts, Overcast, Pocket Casts, Spotify, Google Play, Stitcher, TuneIn or elsewhere
- Subscribe to the Main Engine Cut Off Newsletter
- Artwork photo by ESA
- Work with me and my design and development agency: Pine Works
T+283: Starliner, Fram2, VIPER, Blue Moon (with Jeff Foust)
Episode 283
jeudi 15 août 2024 • Duration 50:45
Jeff Foust of Space News joins me to talk about Starliner, Fram2, VIPER, Blue Moon, and everything else going on in space.
This episode of Main Engine Cut Off is brought to you by 31 executive producers—Jan, Warren, Pat from KC, David, Frank, Lee, Joonas, Josh from Impulse, Steve, Harrison, Russell, Joel, Bob, The Astrogators at SEE, Stealth Julian, Tim Dodd (the Everyday Astronaut!), Kris, Fred, Theo and Violet, Matt, Donald, Will and Lars from Agile, Ryan, Pat, Better Every Day Studios, and four anonymous—and 823 other supporters.
Topics
- Jeff Foust (@jeff_foust) / X
- Jeff Foust, Author at SpaceNews
- NASA pushes Starliner return decision to late August - SpaceNews
- Crypto entrepreneur buys Crew Dragon flight - SpaceNews
- fram2: First Human Spaceflight To Earth’s Polar Regions
- NASA requests details on potential VIPER partnerships - SpaceNews
- NASA payload to fly on first Blue Origin lunar lander mission - SpaceNews
- Lockheed Martin to acquire Terran Orbital - SpaceNews
The Show
- Like the show? Support the show on Patreon or Substack!
- Email your thoughts, comments, and questions to [email protected]
- Follow @WeHaveMECO
- Follow @[email protected] on Mastodon
- Listen to MECO Headlines
- Listen to Off-Nominal
- Join the Off-Nominal Discord
- Subscribe on Apple Podcasts, Overcast, Pocket Casts, Spotify, Google Play, Stitcher, TuneIn or elsewhere
- Subscribe to the Main Engine Cut Off Newsletter
- Artwork photo by ESA
- Work with me and my design and development agency: Pine Works
T+274: The Vulcan and Artemis Roadmaps
Episode 274
vendredi 17 mai 2024 • Duration 27:18
United Launch Alliance’s Vulcan debut went smoothly, but sluggish hardware integration raises doubts about meeting commitments, while Orion faces heat shield issues, potentially shaking up the Artemis manifest.
This episode of Main Engine Cut Off is brought to you by 33 executive producers—Lee Ryan, SmallSpark Space Systems, Benjamin, Pat, Lee, Fred, Warren, Josh from Impulse Space, Bob, Jan, Kris, Russell, The Astrogators at SEE, Tim Dodd (the Everyday Astronaut!), David, Harrison, Steve, Matt, Will and Lars from Agile Space, Joonas, Theo and Violet, Stealth Julian, Tyler, Frank, Pat from KC, Better Every Day Studios, Donald, Joel, and four anonymous—and 817 other supporters.
Topics
- Pentagon worried by slow pace of ULA’s Vulcan rocket development - The Washington Post
- ULA could fly dummy payload on next Vulcan launch if Dream Chaser is delayed - SpaceNews
- First Dream Chaser spaceplane needs more work when it gets to launch site | Ars Technica
- Amazon’s new satellite technician certification and Kuiper facility
- NASA says Artemis II report by its inspector general is unhelpful and redundant | Ars Technica
- NASA may alter Artemis III to have Starship and Orion dock in low-Earth orbit | Ars Technica
The Show
- Like the show? Support the show!
- Email your thoughts, comments, and questions to [email protected]
- Follow @WeHaveMECO
- Follow @[email protected] on Mastodon
- Listen to MECO Headlines
- Listen to Off-Nominal
- Join the Off-Nominal Discord
- Subscribe on Apple Podcasts, Overcast, Pocket Casts, Spotify, Google Play, Stitcher, TuneIn or elsewhere
- Subscribe to the Main Engine Cut Off Newsletter
- Artwork photo by SpaceX
- Work with me and my design and development agency: Pine Works
T+184: Jake Robins on the 2021 Mars Fleet and Future Exploration
Episode 184
mardi 16 mars 2021 • Duration 41:03
Our good friend Jake Robins, host of WeMartians and my cohost on Off-Nominal, joins me to talk about the arrival and early operations of the 2021 Mars fleet—Hope, Tianwen-1, and Perseverance. Then we dig into what the future of Martian exploration looks like, including strategy, communications, sample return, and the upcoming decadal survey.
This episode of Main Engine Cut Off is brought to you by 39 executive producers—Brandon, Matthew, Simon, Lauren, Melissa, Kris, Pat, Matt, Jorge, Ryan, Donald, Lee, Chris, Warren, Bob, Russell, Moritz, Joel, Jan, Grant, David, Joonas, Robb, Tim Dodd (the Everyday Astronaut!), Frank, Julian and Lars from Agile Space, Tommy, Matt, The Astrogators at SEE, Chris, and seven anonymous—and 509 other supporters.
Topics
- WeMartians Podcast
- Jake Robins | Patreon
- WeMartians Podcast (@We_Martians) / Twitter
- Jake Robins (@JakeOnOrbit) / Twitter
- Home - Off-Nominal
- Episode 39 - Europe Saved Cassini’s Ass - Off-Nominal
- WeMartians - Episode 95 - Big Rocket Roundup (feat. Anthony Colangelo)
- Hope Mars Mission on Twitter: “The Emirates Ultraviolet Spectrometer captured these images of Mars from an altitude of 36,000 km above the Martian surface. Each colour represents light collected at a different ultraviolet wavelength and provides information about the Red Planet’s upper atmosphere.”
- WeMartians - Episode 81 – A Probe Called Hope (feat. the Mars Hope team)
- WeMartians - Episode 92 - Hope Arrives at Mars (feat. Sarah Al Amiri)
- China's Tianwen-1 enters orbit around Mars - SpaceNews
- WeMartians - Episode 94 - Guiding Perseverance to the Ground (feat. Swati Mohan)
- Mars 2020 Mastcam Z Sol 4 Horizon Panorama
- Report calls for revamped cost-conscious vision for Mars exploration - SpaceNews
- NASA Awards Mars Ascent Propulsion System Contract for Sample Return – NASA’s Mars Exploration Program
- NASA considering commercial Mars data relay satellites - SpaceNews
The Show
- Like the show? Support the show!
- Email your thoughts, comments, and questions to [email protected]
- Follow @WeHaveMECO
- Listen to MECO Headlines
- Join the Off-Nominal Discord
- Subscribe on Apple Podcasts, Overcast, Pocket Casts, Spotify, Google Play, Stitcher, TuneIn or elsewhere
- Subscribe to the Main Engine Cut Off Newsletter
- Buy shirts and Rocket Socks from the Main Engine Cut Off Shop
- Music by Max Justus
T+183: Peter Beck on Neutron, Going Public, and Eating Hats
Episode 183
vendredi 5 mars 2021 • Duration 43:19
Peter Beck, Founder, CEO, and CTO of Rocket Lab, joins me to talk about going public, their new, bigger launch vehicle, Neutron, updates to their Electron and Photon offerings, eating hats, and avoiding eating hats in the future.
This episode of Main Engine Cut Off is brought to you by 39 executive producers—Brandon, Matthew, Simon, Lauren, Melissa, Kris, Pat, Matt, Jorge, Ryan, Donald, Lee, Chris, Warren, Bob, Russell, Moritz, Joel, Jan, Grant, David, Joonas, Robb, Tim Dodd (the Everyday Astronaut!), Frank, Julian and Lars from Agile Space, Tommy, Matt, The Astrogators at SEE, Chris, and seven anonymous—and 498 other supporters.
Topics
- Peter Beck (@Peter_J_Beck) / Twitter
- Rocket Lab | Frequent and reliable access launch is now a reality | Rocket Lab
- Neutron | Rocket Lab
- Introducing Neutron - YouTube
- Episode T+182: Rocket Lab Neutron, Relativity Terran R - Main Engine Cut Off
- Rocket Lab says SPAC deal will accelerate development of Neutron rocket - SpaceNews
- Rocket Lab Demonstrates New Orbital Maneuvering Capability with Most Complex Kick Stage Mission Yet | Rocket Lab
- Rocket Lab on Twitter: “But the mission's not over then! After customer payloads are deployed, Photon Pathstone will remain in orbit to build flight heritage across the spacecraft’s subsystems ahead of our CAPSTONE mission to the Moon for @NASA later this year.”
- Peter Beck on Twitter: “First Rocket Lab solar panels rolling off the Long Beach production line for Photon missions.”
- Peter Beck on Twitter: “The briefcase – this is what makes Photon a plug and play satellite. Attach this to any Kick Stage and it instantly becomes a Photon satellite. Launching on our next mission later in March.”
The Show
- Like the show? Support the show!
- Email your thoughts, comments, and questions to [email protected]
- Follow @WeHaveMECO
- Listen to MECO Headlines
- Join the Off-Nominal Discord
- Subscribe on Apple Podcasts, Overcast, Pocket Casts, Spotify, Google Play, Stitcher, TuneIn or elsewhere
- Subscribe to the Main Engine Cut Off Newsletter
- Buy shirts and Rocket Socks from the Main Engine Cut Off Shop
- Music by Max Justus
T+182: Rocket Lab Neutron, Relativity Terran R
Episode 182
mardi 2 mars 2021 • Duration 25:59
Relativity sorta-announced a bigger launch vehicle, Terran R. A few days later, Rocket Lab really announced a bigger launch vehicle, Neutron. I hate one announcement, and love the other.
This episode of Main Engine Cut Off is brought to you by 38 executive producers—Brandon, Matthew, Simon, Lauren, Melissa, Kris, Pat, Matt, Jorge, Ryan, Donald, Lee, Chris, Warren, Bob, Russell, Moritz, Joel, Jan, Grant, David, Joonas, Robb, Tim Dodd (the Everyday Astronaut!), Frank, Julian and Lars from Agile Space, Tommy, Matt, The Astrogators at SEE, Chris, and seven anonymous—and 483 other supporters.
Topics
- Relativity's reusable Terran rocket competitor to SpaceX's Falcon 9
- Relativity Space on Twitter: “We've officially completed and buckle-tested the Stage 1 Iron Bird tank demonstrator model! Check out these shots of the tank moving outdoors, going fully vertically and being installed into our LA1 Structures Test Stand.”
- Neutron | Rocket Lab
- Introducing Neutron - YouTube
- 2020 NASA Announcement of Collaboration Opportunity (ACO) Selections | NASA
The Show
- Like the show? Support the show!
- Email your thoughts, comments, and questions to [email protected]
- Follow @WeHaveMECO
- Listen to MECO Headlines
- Join the Off-Nominal Discord
- Subscribe wherever you listen to podcasts
- Subscribe to the Main Engine Cut Off Newsletter
- Buy shirts and Rocket Socks from the Main Engine Cut Off Shop
- Music by Max Justus
T+181: Falcon 9 Fleet, ABL in the UK, Firefly to the Moon
Episode 181
mercredi 10 février 2021 • Duration 29:35
SpaceX broke their turnaround record and is racking up quite the flight history across their Falcon fleet. Lockheed selected ABL for a launch from the Shetland Islands. Firefly shook up their board, is looking for new investment, and won a CLPS contract from NASA.
This episode of Main Engine Cut Off is brought to you by 37 executive producers—Brandon, Matthew, Simon, Lauren, Melissa, Kris, Pat, Matt, Jorge, Ryan, Donald, Lee, Chris, Warren, Bob, Russell, Moritz, Joel, Jan, Grant, David, Joonas, Robb, Tim Dodd (the Everyday Astronaut!), Frank, Julian and Lars from Agile Space, Tommy, Matt, the Astrogators at SEE, and seven anonymous—and 471 other supporters.
Topics
- Gwynne Shotwell talks about selling flight-proven rockets, Starship | Ars Technica
- SpaceX fires 60 Starlink internet satellites into orbit, with more set to launch Friday – Spaceflight Now
- Lockheed Martin selects ABL Space Systems for UK launch - SpaceNews
- Episode T+169: Commercial Small Launcher Updates - Main Engine Cut Off
- Main Engine Cut Off on Twitter: “Something is up at @Firefly_Space, though. Max Polyakov and Mark Watt have been removed from Firefly’s about page within the last month or two. Here it is on the Wayback Machine from October…”
- On eve of first launch, Firefly revamps board of directors, may go public | Ars Technica
- Firefly Aerospace seeking to raise $350 million - SpaceNews
- NASA Selects Firefly Aerospace for Artemis Commercial Moon Delivery | NASA
The Show
- Like the show? Support the show!
- Email your thoughts, comments, and questions to [email protected]
- Follow @WeHaveMECO
- Listen to MECO Headlines
- Join the Off-Nominal Discord
- Subscribe on Apple Podcasts, Overcast, Pocket Casts, Spotify, Google Play, Stitcher, TuneIn or elsewhere
- Subscribe to the Main Engine Cut Off Newsletter
- Buy shirts and Rocket Socks from the Main Engine Cut Off Shop
- Music by Max Justus
T+180: Christian Davenport, The Washington Post, on the SLS Green Run, Axiom Ax-1, Virgin Orbit
Episode 180
jeudi 28 janvier 2021 • Duration 37:17
Christian Davenport, reporter at The Washington Post, joins me to talk about the aborted SLS Green Run hot fire, the space policy landscape as we enter a new administration, Axiom’s Ax-1 mission and its crew, and Virgin Orbit’s first successful launch to orbit.
This episode of Main Engine Cut Off is brought to you by 37 executive producers—Brandon, Matthew, Simon, Lauren, Melissa, Kris, Pat, Matt, Jorge, Ryan, Donald, Lee, Chris, Warren, Bob, Russell, Moritz, Joel, Jan, Grant, David, Joonas, Robb, Tim Dodd (the Everyday Astronaut!), Frank, Julian and Lars from Agile Space, Tommy, Matt, Space Exploration Engineering, and seven anonymous—and 473 other supporters.
Topics
- Christian Davenport (@wapodavenport) / Twitter
- Christian Davenport - The Washington Post
- The Space Barons: Elon Musk, Jeff Bezos, and the Quest to Colonize the Cosmos - Bookshop.org
- The Space Barons: Elon Musk, Jeff Bezos, and the Quest to Colonize the Cosmos - Amazon
- Officials had doubts about likely success of NASA SLS test, briefing notes show - The Washington Post
- Trump pushed NASA to land astronauts on the moon by 2024. It’s not going to happen. - The Washington Post
- Meet the private citizens who'll pay $55 million each to fly to the International Space Station - The Washington Post
- Episode 32 - Well Within the Kill Zone | Off-Nominal
- Richard Branson's Virgin Orbit rocket reaches space - The Washington Post
The Show
- Like the show? Support the show!
- Email your thoughts, comments, and questions to [email protected]
- Follow @WeHaveMECO
- Listen to MECO Headlines
- Join the Off-Nominal Discord
- Subscribe on Apple Podcasts, Overcast, Pocket Casts, Spotify, Google Play, Stitcher, TuneIn or elsewhere
- Subscribe to the Main Engine Cut Off Newsletter
- Buy shirts and Rocket Socks from the Main Engine Cut Off Shop
- Music by Max Justus
T+179: Meagan Crawford, SpaceFund
Episode 179
lundi 18 janvier 2021 • Duration 44:50
Meagan Crawford, Co-Founder and Managing Partner of SpaceFund and host of the Mission Eve podcast, joins the show to talk about the financing side of space. We talk about recent rounds of fundraising, acquisitions, holding companies, and she helps me sort through my thoughts on the whole Special Purpose Acquisition Company trend.
This episode of Main Engine Cut Off is brought to you by 36 executive producers—Brandon, Matthew, Simon, Lauren, Melissa, Kris, Pat, Matt, Jorge, Ryan, Donald, Lee, Chris, Warren, Bob, Russell, Moritz, Joel, Jan, Grant, David, Joonas, Robb, Tim Dodd (the Everyday Astronaut!), Frank, Julian and Lars from Agile Space, Tommy, Matt, and seven anonymous—and 466 other supporters.
Topics
- Meagan Crawford (@MeaganMCrawford) / Twitter
- SpaceFund Venture Capital - Funding the Future | SpaceFund
- Mission Eve on Apple Podcasts
- Mission Eve | Podcast on Spotify
- SpaceX raises $1.9 billion in equity - SpaceNews
- Relativity Space raises $500 million - SpaceNews
- OneWeb raises $400 million - SpaceNews
- Remote sensing satellite firm completes huge funding round as Chinese space sector activity accelerates - SpaceNews
- China’s Landspace raises $175 million for Zhuque-2 launch vehicles - SpaceNews
- China's First Commercial Rocket Company Raises USD181 Mln to Develop Kuaizhou Series of Carrier Rockets
- Lockheed Martin to Acquire Aerojet Rocketdyne, Strengthening Position as Leading Provider of Technologies to Deter Threats and Help Secure the United States and its Allies - Dec 20, 2020
- Space holding company Voyager to acquire Nanoracks, which added an airlock to the space station | Voyager Space Holdings
- Redwire acquires Made In Space - SpaceNews
- Richard Branson’s Virgin Turns to SPAC to Raise Cash - WSJ
- Momentus to go public with Stable Road Acquisition Corp. - SpaceNews
The Show
- Like the show? Support the show!
- Email your thoughts, comments, and questions to [email protected]
- Follow @WeHaveMECO
- Listen to MECO Headlines
- Join the Off-Nominal Discord
- Subscribe on Apple Podcasts, Overcast, Pocket Casts, Spotify, Google Play, Stitcher, TuneIn or elsewhere
- Subscribe to the Main Engine Cut Off Newsletter
- Buy shirts and Rocket Socks from the Main Engine Cut Off Shop
- Music by Max Justus
T+178: Andrew Jones, on China’s Chang’e-5, 2021 Plans, and More
Episode 178
lundi 11 janvier 2021 • Duration 46:07
Andrew Jones returns to the show for the third time to talk about China’s current missions and future plans, including Chang’e-5, Tianwen-1, the Chinese Space Station, and the international politics surrounding it. And then we dig into the Chinese commercial market a bit—launch companies and remote sensing companies are raising a ton of money, but it’s not yet clear what effect that will have on the global market.
This episode of Main Engine Cut Off is brought to you by 36 executive producers—Brandon, Matthew, Simon, Lauren, Melissa, Kris, Pat, Matt, Jorge, Ryan, Donald, Lee, Chris, Warren, Bob, Russell, Moritz, Joel, Jan, Grant, David, Joonas, Robb, Tim Dodd (the Everyday Astronaut!), Frank, Julian and Lars from Agile Space, Tommy, Matt, and seven anonymous—and 460 other supporters.
Topics
- Andrew Jones (@AJ_FI) / Twitter
- Andrew Jones, SpaceNews
- Andrew Jones, Space.com
- Andrew Jones, The Planetary Society
- Chang’e-5 spacecraft prepare for historic lunar orbit rendezvous, sample relay - SpaceNews
- China recovers Chang’e-5 moon samples after complex 23-day mission - SpaceNews
- Chang’e-5 orbiter embarks on extended mission to Sun-Earth Lagrange point - SpaceNews
- Tianwen-1 launches for Mars, marking dawn of Chinese interplanetary exploration - SpaceNews
- China’s CASC targets more than 40 space launches in 2021 - SpaceNews
- China gears up for space station, cargo and crewed mission launches - SpaceNews
- Chinese reusable experimental spacecraft releases object before returning to Earth - SpaceNews
- China pushes ahead with super-heavy-lift Long March 9 - SpaceNews
- China’s Landspace raises $175 million for Zhuque-2 launch vehicles - SpaceNews
- Remote sensing satellite firm completes huge funding round as Chinese space sector activity accelerates - SpaceNews
- Spacety shares first images from small C-band SAR satellite - SpaceNews
The Show
- Like the show? Support the show!
- Email your thoughts, comments, and questions to [email protected]
- Follow @WeHaveMECO
- Listen to MECO Headlines
- Join the Off-Nominal Discord
- Subscribe on Apple Podcasts, Overcast, Pocket Casts, Spotify, Google Play, Stitcher, TuneIn or elsewhere
- Subscribe to the Main Engine Cut Off Newsletter
- Buy shirts and Rocket Socks from the Main Engine Cut Off Shop
- Music by Max Justus