Swiss astronomer, Fritz Zwicky, first proposed the existence of dark matter in 1933, but this astronomer was able to prove it ⬇️
Astronomer Vera Rubin changed the way we think of the universe by showing that galaxies are mostly dark matter.
The Andromeda Galaxy became the first of many galaxies with unexplainable rotation curves, which Rubin observed with Ford. Rubin's decades of discoveries revealed there was much more to the universe than meets the eye. The cosmos was chock-full ofSwiss astronomer, Fritz Zwicky, first proposed the existence of dark matter in 1933 after observing the motion of galaxies in the. The cluster of galaxies he observed should have flown apart if there was no additional mass holding them together.
."I started learning. I started going to the library and reading. But it was initially just watching the stars from my bedroom that I really did. There was just nothing as interesting in my life as watching the stars every night." Rubin's research during her early career was largely unaccepted by her colleagues. Her master's thesis on the large-scale motions of galaxies was controversial. Her doctoral thesis was largely ignored.
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