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Selenian Boondocks

Random Thoughts: A Now Rather Cold Take on BFR

6 Feb 2018, 05:55 UTC
Random Thoughts: A Now Rather Cold Take on BFR
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When Elon gave his update on BFR at the IAC conference in Australia, I was originally going to post some thoughts right away1. But with Falcon Heavy’s maiden launch attempt coming up tomorrow, I realized I still hadn’t collected my thoughts about BFR into one place, instead of leaving them scattered over two dozen twitter arguments with Chris and others. I’ve had a lot of thoughts since the original announcement, but I wanted to share five thoughts that I had at the time that I still feel pretty strongly about:

More Reasonable Size (Though Still Probably Too Big): I liked that Elon shrunk the size of BFR to something slightly less insane than ITS (a 50% drop from 300mT to 150mT). I still think he’s going way too big for any realistic markets near or medium term markets, but it’s a step in the right direction. I’m not convinced you need anything bigger than ~30-40mT to LEO to do Mars exploration and settlement, and you definitely don’t need anything that big to service near-term and future markets.
Replacing Falcon 9, Falcon Heavy and Dragon with BFR/BFS: This was actually my favorite part of the plan in theory. In theory replacing ...

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