02-09-2022, 07:11 PM
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Apollo Nut
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Join Date: Dec 2006
Posts: 4,936
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Quote:
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Originally Posted by tbzep
And even with this Block 1, they are still ~40 ft shorter and nearly a million pounds lighter. I'm actually surprised at that with those two honking SRB's. I guess a bazillion gallons of hydrogen (over 700,000 iirc) is still a lot lighter than 200,000 gallons of kerosene.
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I won’t do the extended math, but a gallon of liquid hydrogen weighs .59 pounds. A gallon of kerosene weighs 6.82 pounds. So, yeah....
Earl
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Earl L. Cagle, Jr.
NAR# 29523
TRA# 962
SAM# 73
Owner/Producer
Point 39 Productions
Rocket-Brained Since 1970
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