Well when did you ever hear of a space agency bothering? Jokes aside, I hadn't h... | Hacker News

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		OJFord on Sept 6, 2021 \| parent \| context \| favorite \| on: Spaceflight Before 1951 Well when did you ever hear of a space agency bothering? Jokes aside, I hadn't heard the term before and from what I could guess/infer didn't see how it could be a measure between two places: https://en.wikipedia.org/wiki/Delta-v

crubier on Sept 12, 2021 [–]

It’s a measure of the energy needed to move from one orbit to another.

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