The Tradeoffs Between Open Cycle and Closed Cycle?

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Ophie's was coaxing. It takes more time in the combustion chamber to have a liquid of gas interaction like mixed together and unleashes much of their energy as you can before it exits the system. Closed cycles offers 10 to 15% greater performance generally because, you know, you're not wasting that propellant. But at the end of the day, full flow is by far the, it's the ultimate of all of them. You just spin up that thing as much as you need and deal with it, right? No big deal.

Tim Dodd is host of the Everyday Astronaut YouTube channel, where he teaches about rocket engines and all things space travel. Please support this podcast by checking out our sponsors:
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OUTLINE:
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(00:00) – Introduction
(06:18) – SpaceX rockets
(26:56) – Falcon 9
(31:08) – Starship
(35:27) – SpaceX rocket engines
(43:05) – Elon Musk
(58:41) – Twitter
(1:04:46) – How rocket engines work
(1:09:37) – Rocket fuel
(1:13:03) – Rocket engine cycles
(1:25:27) – Rocket cooling
(1:40:24) – Multistage rockets
(1:43:57) – Single-stage-to-orbit
(1:49:33) – Aerospike engine
(1:57:18) – Greatest car engine of all time
(2:02:27) – Starship
(2:05:19) – Wet dress rehearsal
(2:11:29) – Landing
(2:25:47) – Seeing starship in person
(2:34:54) – Starship orbital test
(2:41:32) – Gwynne Shotwell
(2:46:43) – dearMoon project
(3:05:46) – Fear of death
(3:14:12) – Everyday Astronaut origin story
(3:40:04) – Soviet Rocket Engine History
(3:58:51) – Russia, China, USA
(4:13:20) – Starlink
(4:21:06) – First human on Mars
(4:24:04) – Moon landing
(4:30:11) – Nuclear propulsion
(4:37:51) – Bob Lazar
(4:44:54) – Aliens
(4:48:42) – Sci-fi books
(4:52:00) – Long-term space travel
(4:58:47) – SpaceX competitors
(5:10:07) – Kerbal Space Program
(5:16:33) – Advice for young people