Even Einstein was reluctant to endorse this extension of his theory of general relativity. In 1929 at the Mt. Wilson Observatory in California, Edwin Hubble discovered that galaxies were moving ...

Combining different pieces from Big Bang cosmology could help explain ... of the universe’s biggest outstanding problems. Since Edwin Hubble realized the universe is always expanding nearly ...

Edwin Powell Hubble is renowned for determining that ... and confirmation of the big bang theory. Hubble calculated it to be about 2 billion years ago, but more recent estimates have revised ...

On January 29, 1931, the world’s premier physicist, Albert Einstein, and its foremost astronomer, Edwin Hubble ... poetic scenario arose today’s big bang. Many were appalled by this concept.

The idea that the universe is expanding was first proposed by Edwin Hubble in the late 1920s and ... Lemaître to propose the ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

Determining the expansion rate of the Universe -- known as the Hubble constant -- has been a major scientific pursuit ever since 1929, when Edwin Hubble ... it had at the Big Bang, but how did ...

It wasn't until 1949 that the term "big bang" came into fashion. This was a relief to Edwin Hubble's contemporary ... He was partly right in that Einstein's theory of special relativity explained ...

Edwin Powell Hubble sitting in a chair at a desk reading a journal. A staff member at Mt. Wilson Observatory, he was the first scientist to offer observational evidence supporting the theory ...

Belgian cosmologist and Catholic priest Georges Lemaitre made that connection by realizing that the theory ... the big bang, when the universe was 20 times smaller than it is now. Edwin Hubble ...