“now to that 150 number, but the second stage is still…” — Y Combinator Startup Podcast at 2:53
“now to that 150 number, but the second stage is still thrown away on every single mission. That's in large part because the Stage 2 capsule is traveling at 17,000 miles per hour as it drops out of orbit. Because of that high speed, it eventually breaks down as it heats up to more than 2,700 degrees Fahrenheit during…”
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