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
World of Our Own and Europe in 2002. The tour centered on a space theme with giant globes for the band's entrance. List include album tracks with over a million plays or views only. World of Our Own World of Our Own is the third studio album recorded by Irish boy band Westlife. It was released through RCA Records on 12 November 2001. It reached number one in the United Kingdom and includes the singles "Queen of My Heart" (which was a double A-side with "When You're Looking Like That"), "World of Our Own" (which was a double A-side with "Angel"), "Bop Bop Baby",