What is Nostr?
franco_vazza /
npub142r…g9wv
2023-06-26 11:48:52

franco_vazza on Nostr: a new #AstroPhysicsFactlet with quite some range: Astronomers (not like me, real ...

a new #AstroPhysicsFactlet with quite some range:

Astronomers (not like me, real hardcore astronomers!) collect photons to observe the Universe and study its properties in space and time.

How large is the range of wavelengths of the photons they use for this?

And how much large is this range, compared to, say, the range of sizes of organisms studied in biology?

#astrodon
#astronomy

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npub142r6ekgqguy654laupjyf8al4h8nsmlvt03e8kmlde8j94w767qs8ag9wv