Henrietta Swan Leavitt they became an important part of the evidence that "spiral nebulae" are independent galaxies located far outside of our own Milky Way. Thus, Leavitt's discovery would forever change our picture of the universe, as it prompted Harlow Shapley to move our Sun from the center of the galaxy in the "Great Debate" and Edwin Hubble to move our galaxy from the center of the universe. Leavitt's discovery of a way to accurately measure distances on an inter-galactic scale, paved the way for modern astronomy's understanding of the structure and scale of the universe. The accomplishments of Edwin Hubble, the American
Archive of Our Own sites. The site does not require real names from its users, who may identify themselves by one or more pseudonyms linked to their central account. Archive of Our Own reached one million fanworks (including stories, artpieces, and podcast fic recordings or podfics) in February 2014. At that time, the site hosted works representing 14,353 fandoms, the largest of which were the Marvel universe, "Supernatural", "Sherlock", and "Harry Potter". By 2016, the site hosted over two million fanworks and had almost 750,000 users. Of the top 100 character pairings written about in fic on the site in 2014, 71 were male/male