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
All Our Own Work and the Strawbs" in 1991. Tracks 10 to 12 are previously unreleased demos. Recorded in Copenhagen, Denmark All Our Own Work All Our Own Work is a studio album by Sandy Denny and the Strawbs. Recorded in 1967 but not released until 1973, it contains an early recording of one of Sandy Denny's best known songs "Who Knows Where the Time Goes". Denny later recorded this song as a member of Fairport Convention. The 2010 reissue on CD is produced by Chris Tsangarides and contains the following additional tracks: Tracks 1 to 9 contain outtakes, demos, and original versions (with