Astronomy Picture of the Day
NASA Release | 19 August 2019
1901 Photograph: The Orion Nebula
Image Credit: George Ritchey, Yerkes Observatory - Digitization Project: W. Cerny,
R. Kron, Y. Liang, J. Lin, M. Martinez, E. Medina, B. Moss, B. Ogonor, M. Ransom, J. Sanchez (Univ. of Chicago)...