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164 points pseudolus | 1 comments | 20 Dec 24 11:23 UTC | HN request time: 0.292s | source

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adregan ◴[21 Dec 24 00:53 UTC] No.42476618[source]▶

Out of curiosity, what is the relationship between 430,000 mph and the speed of impulse power on Star Trek? I assume Parker Solar Probe is way slower, but what are we talking?

replies(1): >>42476696 #

1. bc569a80a344f9c ◴[21 Dec 24 01:09 UTC] No.42476696[source]▶

>>42476618 #

Apparently, full impulse is relative to the engine spec. For the Voyager, it is 0.25c, so about 167 million mph.

Edit: https://memory-alpha.fandom.com/wiki/Impulse_engine

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The Parker Solar Probe will make its closest approach yet to the Sun