Edwin Powell Hubble : Family tree by Tim DOWLING (tdowling) - Geneanet
Edwin P. Hubble - New Mexico Museum of Space History
Edwin Powell Hubble (1899-1953) American astronomer who discovered 'red shift'. Hubble Constant for expansion of the universe. Hubble in the observatory. Courtesy Astronom - Album alb1653422
Earth Shaker - #AstrOTD | On this day in 1889, American astronomer Edwin Powell Hubble was born. Edwin Hubble, born in Marshfield, Missouri, USA, and for whom the Hubble Space Telescope is