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Juan Carlos Muñoz /
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2023-12-18 17:39:53

Juan Carlos Muñoz on Nostr: This image is made of almost impossible events. It shows the distribution of hydrogen ...

This image is made of almost impossible events.

It shows the distribution of hydrogen in M101, a nearby spiral #galaxy. More precisely, we see the radiation emitted by hydrogen atoms during something called hyperfine transition.

The odds of this happening are very rare: on average, you'd have to stare at a hydrogen atom for 10 million years to see this transition. But there's LOTS of hydrogen atoms out there!

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#astrodon #astronomy #space #physics

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