Mars-Bound: Engineering the Raptor Engine with Jeff Thornburg

Specific Impulse

Welcome to Episode 2 of 'Specific Impulse,' the podcast that propels you through the universe of space technology and exploration. I'm your co-host, Jason Carvalho, joined by my co-host Jeff Thornburg. Today, we take a deep dive into the engineering marvels and challenges behind the development of the Raptor Engine.

In this episode, we explore:

• Engineering Hurdles: The major challenges faced during the Raptor Engine's initial development and how the team tackled them.
• Breakthroughs: Unexpected innovations that significantly impacted the engine's design and performance.
• Lessons Learned: Key takeaways from the Raptor Engine project that could benefit future rocket engine developments.
• Technical Perspective: An explanation of the key design principles behind the Raptor Engine and its importance for space exploration.
• Fuel and Combustion: The advantages and challenges of using methane as a fuel.
• Materials and Manufacturing: Critical material choices and the role of advanced manufacturing techniques like 3D printing.
• Testing and Validation: Significant hurdles during the testing phase and how they were overcome.
• Integration with SpaceX Missions: The role of the Raptor Engine in SpaceX's broader mission goals.
• Future of Rocket Propulsion: Trends and advancements in rocket propulsion technology.

Join us as Jeff shares exclusive insights into SpaceX’s journey from 2011 to 2015, including the development of the Raptor engine and the transformative reusability of rockets. Whether you're an engineer, investor, or space enthusiast, this episode is packed with fascinating details you won't want to miss.

Key Milestones Discussed:

• COTS Demonstration Flight (2011)
• First Commercial Cargo Flight to ISS (2012)
• Falcon 9 Upgrade and Reusability Milestones (2013-2014)
• First Successful Droneship Landing Attempt (2015)
• CRS-7 Failure and Redesign (2015)

About Our Co-Host: Jeff Thornburg, co-host of 'Specific Impulse,' led the development of the groundbreaking Raptor engine at SpaceX, which became the world’s first methane-powered full-flow staged combustion cycle rocket engine. With a rich background at NASA, Aerojet, and the Air Force Research Laboratory, Jeff brings unparalleled expertise in propulsion engineering.

Tune in as we ignite the engines and set course for the stars!

Listen to the episode now and subscribe to 'Specific Impulse' for more deep dives into space technology and exploration.