I’m Anthony Colangelo.

I host Main Engine Cut Off and Off-Nominal.

Formerly: Quirks & Compulsions and The Multilogue.

Episode 22 - The Dark Lord


Eric Berger of Ars Technica joins Jake and Anthony to talk about his recent trip to Boca Chica for Starhopper’s first hop, propellant depots, NASA policy, Artemis, and the passing of his friend, Chris Kraft. Upcoming meetup! Hang out with Jake, Pat (creator of RocketLaunch.Live), and other fellow Anomalies in Kent, WA on August 31! Details at events.offnominal.space.

Episode T+126: The NASA Ousters

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Two top NASA human exploration leaders—Bill Gerstenmaier and Bill Hill—have been ousted from their positions. I break down what this means for NASA and its plans, where things could go from here, and ponder whether these changes really matter.

Episode 21 - Carpet Bombing Venus


On the 50th anniversary of Apollo 11, Jake and Anthony talk about the aftermath of Apollo and alternate histories we could have seen—the Apollo Applications Program, a crewed Venus flyby, and more Skylab.

Episode T+125: Andrew Jones

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Andrew Jones returns to the show to update us on China’s various efforts. We talk Chang’e-4 and Yutu-2, the mysterious Long March 5 delay, and what the future of Chinese launch may look like.

Episode 20 - People Doin’ It, Right?


Chris Gebhardt of NASASpaceflight joins Jake and Anthony to talk about space media in modern pop culture, the way its made and received, and what stands the test of time. Upcoming meetup! Hang out with Jake and other fellow Anomalies in Kent, WA on June 29! Details at events.offnominal.space.

Episode T+123: The Noosphere of Influence

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NASA made a series of announcements about their ISS commercialization effort and the first Commercial Lunar Payload Services missions, and Firefly unveiled their Orbital Transfer Vehicle. And there’s a really interesting connection between all three stories.