Edwin Powell Hubble is renowned for determining that there are other galaxies in the Universe beyond the Milky Way, and for observing that the universe is expanding at a constant rate. Hubble was ...
In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...
Edwin Hubble (1889â 1953) was a groundbreaking astronomer whose work transformed our understanding of the cosmos. Known as the father of extragalactic astronomy, he discovered that our ...
Edwin Powell Hubble of Mt. Wilson Observatory has at his disposal a 100-inch reflector, world’s largest telescope, and with it he takes longer looks into space than any other man. Before the ...
Dr Edwin Powell Hubble, who lends his name to the iconic Hubble Space Telescope, was one of the leading astronomers of the twentieth century. Born 135 years ago today on 20 November 1889 ...