An artist’s impression of two merging black holes. (Courtesy: NASA)

that’s mindblowing, we’ll be able to use this for interstellar propulsion systems some day?

(you should merge both threads in one)

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Gravity: making waves for over 1.2 billion years…

(That’s how long it took the gravitational waves just detected to reach us)

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I remmember that picture, I think it was taken from this video,

pretty intense.

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