Edwin Powell Hubble is renowned for determining that there ... Wilson Observatory in California, where he would work for the rest of his life. He was researching nebulae, fuzzy patches of light ...

Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...

Yet, a century ago, its discovery by Edwin Hubble, then an astronomer at Carnegie ... There are no tape-measures in space, but by the early 20th century Henrietta Swan Leavitt had discovered ...

(THE CONVERSATION) A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the American Astronomical Society in January 1925, a paper read by ...

Circa 1945: Astronomer Dr. Edwin Powell Hubble sitting in a chair at a desk ... still use the tuning fork's nomenclature of "early" and "late" galaxies.

(THE CONVERSATION) A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the American Astronomical Society in January 1925, a paper ...