Yet, a century ago, its discovery by Edwin Hubble, then an astronomer at Carnegie Observatories, opened humanity's eyes as to ...

Space Week is Oct. 4-10, so here are some of NASA’s latest discoveries and why Edwin Hubble’s history-making photo, taken on this day in 1923, revolutionized astronomy. This image above is ...

M31-V1 Edwin Hubble had gathered the first proof that galaxies are distant, huge clouds of stars and gas and dust. Throughout the coming months, he discovered more Cepheids in M31 and its nearby ...

Edwin Hubble was young and ambitious ... or apparent size is not a good guide to its distance. Hubble leveraged a discovery made by Henrietta Swan Leavitt 10 years earlier. She worked at the ...

On Jan. 1, 1925, astronomer Edwin Hubble completely changed the way we view the universe and our place in it. The discovery came from peering through what was then the world’s largest telescope ...

Yet, a century ago, its discovery by Edwin Hubble opened humanity's eyes as to how large the universe really is, and revealed that our Milky Way galaxy is just one of hundreds of billions of ...

Space Week is Oct. 4-10, so here are some of NASA’s latest discoveries and why Edwin Hubble’s history-making photo, taken on this day in 1923, revolutionized astronomy. Courtesy NASA This image above ...