Quote #63,611
"Progress requires setbacks; the only sure way to avoid failure is not to try." — Henry Spencer
Progress requires setbacks; the only sure way to avoid failure is not to try.
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View AllReusable rockets promise much easier testing because you should usually get them back, and you can debug as you go rather than having to get everything perfect the first time.— Henry Spencer
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Sometimes people wonder why aeroplanes are so cheap and rockets are so expensive. Even the most superficial comparison shows one obvious difference: aeroplane engines use outside air to burn their fuel, while rockets have to carry their own oxidisers along.— Henry Spencer
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