On 23rd November 1924, The New York Times published Edwin Hubble’s discovery of the Andromeda nebula and that it is a different galaxy, known as an island universe then, from our own Milky Way.
On 23rd November 1924, The New York Times published Edwin Hubble’s discovery of the Andromeda nebula and that it is a different galaxy, known as an island universe then, from our own Milky Way.