For humans, the most important star in the universe is our sun. The second-most important star is nestled inside the ...

On the night of Oct. 5 to 6, 1923, Edwin Hubble discovered a new star — and revealed the utter vastness of the universe. Hubble was looking at the cosmos with the 100-inch Hooker telescope 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, ...

Edwin Powell Hubble is renowned for determining that there are other galaxies in the Universe beyond the Milky Way, and for observing that the universe is expanding at a constant rate. Hubble was a ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Circa 1945: Astronomer Dr. Edwin Powell Hubble sitting in a chair at a desk reading a journal. A ...

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 ...

CHICAGO (CBS) -- It was 95 years ago that astronomer and University of Chicago alumnus Edwin Hubble made the discoveries that proved the universe is expanding—but the question of just how fast the ...

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 ...