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

Edwin Hubble was young and ambitious ... His measurements marked the end of the Great Debate about the Milky Way's size and the nature of the nebulae. Hubble wrote about his discovery to Harlow ...

Colour image of J23453268-0449256, which is 300,000 light-years across, as captured by the Hubble Space Telescope. It is shown alongside a depiction of our own Milky Way galaxy, which is three ...

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 ...

The new image is an up-close view of the Small Magellanic Cloud, one of the Milky Way's nearest neighbors. The Hubble Space Telescope has sent back a gorgeous new view of one of our nearest ...

In the century or so since Edwin Hubble discovered that the Milky Way is just one of countless galaxies in the universe, our understanding of our home galaxy has grown in leaps and bounds. But as ...

It definitively showed that Andromeda was far outside of our Milky Way. Edwin Hubble went on to measure the distances to many galaxies beyond the Milky Way by finding Cepheid variables within ...