For nearly a century, astronomers have been striving to measure the rate at which the Universe is expanding. Two main methods ...

Edwin Hubble would be amazed to see such progress. This article is republished from The Conversation , a nonprofit, ...

100 years ago, Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help. If we could go back 101 years, we would encounter a time when ...

In commemoration of Edwin Hubble's discovery of a Cepheid variable class star, called V1, in the neighboring Andromeda galaxy 100 years ago, astronomers partnered with the American Association 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. This image above is ...

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 one of his ...

The answer to the question as to the nature of the nebulae was still in doubt. Enter Edwin Hubble. This collage highlights the Cepheid variable star first spotted on a glass plate taken by Edwin ...

The Hubble telescope was designed to be the first space-based observatory, which could be serviced and upgraded while it remained in orbit. It was named after Edwin Hubble, the astronomer who ...

This article was originally featured on The Conversation. A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the American ...

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 ...