this post was submitted on 21 Mar 2025
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xkcd #3066: Cosmic Distance Calibration (xkcd.com)
submitted 2 months ago by [email protected] to c/[email protected]
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This is the biggest breakthrough since astronomers noticed that the little crosshairs around red giant stars starting to burn helium are all the same size.

https://explainxkcd.com/3066/

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[–] [email protected] 2 points 2 months ago

I would put money on it.