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31:48
YouTube
Darkmattor
Introduction to Astrophysics | Lecture 01 "Zooming Out to Distant Galaxies" - Dark Matter
Begin by defining the difference between astrophysics and astronomy. Then study the vast range of scales in astrophysics—from nanometers to gigaparsecs, from individual photons to the radiation of trillions of suns. Get the big picture in a breathtaking series of exponential jumps—zooming from Earth, past the planets, stars, galaxies, and ...
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Nov 22, 2023
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