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  2. Edwin Hubble - Wikipedia

    en.wikipedia.org/wiki/Edwin_Hubble

    Edwin Powell Hubble (November 20, 1889 – September 28, 1953) [1] was an American astronomer. He played a crucial role in establishing the fields of extragalactic astronomy and observational cosmology .

  3. List of minor planet discoverers - Wikipedia

    en.wikipedia.org/wiki/List_of_minor_planet...

    This is a list of minor-planet discoverers credited by the Minor Planet Center with the discovery of one or several minor planets ... Edwin Hubble: 1: 1889–1953 E ...

  4. Timeline of scientific discoveries - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_scientific...

    1924: Edwin Hubble: the discovery that the Milky Way is just one of many galaxies; 1925: Erwin Schrödinger: Schrödinger equation (Quantum mechanics) 1925: Cecilia Payne-Gaposchkin: Discovery of the composition of the Sun and that hydrogen is the most abundant element in the Universe; 1927: Werner Heisenberg: Uncertainty principle (Quantum ...

  5. Timeline of cosmological theories - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_cosmological...

    1923 – Edwin Hubble measures distances to a few nearby spiral nebulae (galaxies), the Andromeda Galaxy (M31), Triangulum Galaxy (M33), and NGC 6822. The distances place them far outside the Milky Way, and implies that fainter galaxies are much more distant, and the universe is composed of many thousands of galaxies.

  6. 1924 in science - Wikipedia

    en.wikipedia.org/wiki/1924_in_science

    November 23 – Edwin Hubble announces his discovery that Andromeda, previously believed to be a nebula, is actually another galaxy, and that the Milky Way is only one of many such galaxies in the universe. [1] The Einstein Tower near Potsdam, Germany, designed by Erich Mendelsohn, becomes operational as an astrophysical observatory.

  7. Hubble Telescope reveals new discovery of universe's ... - AOL

    www.aol.com/news/2017-06-14-hubble-telescope...

    The Hubble telescope captures the brightest galaxies ever seen, thousands of galaxies act like lenses that magnify light, making them appear super bright. Hubble Telescope reveals new discovery of ...

  8. Mount Wilson Observatory - Wikipedia

    en.wikipedia.org/wiki/Mount_Wilson_Observatory

    Edwin Hubble performed many critical calculations from work on the Hooker telescope. In 1923, Hubble discovered the first Cepheid variable in the spiral nebula of Andromeda using the 2.5-meter telescope. This discovery allowed him to calculate the distance to the spiral nebula of Andromeda and show that it was actually a galaxy outside the ...

  9. The Greatest American Inventions of the Past 50+ Years - AOL

    www.aol.com/greatest-american-inventions-past-50...

    Named after Edwin Hubble, one of history's most important astronomers, the telescope was launched in 1990. The Hubble doesn't have one single inventor, but the collaborative effort has allowed ...