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
From Our Own Correspondent first to be made available by the BBC as a podcast. The programme was first commissioned in 1955. A book entitled "From Our Own Correspondent: A celebration of 50 years of the BBC Radio Programme" was published in 2005 with a selection of the show's reports for each continent. The programme was, for many years, presented by the Radio 4 and World Service announcers as part of their duties, but is now fronted by former BBC correspondents: From Our Own Correspondent From Our Own Correspondent is a weekly BBC radio programme in which a number of BBC foreign correspondents deliver