Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

Pinpointing a Milepost Marker Star that Opened the Realm of Galaxies At the dawn of the 20th century, astronomers faced a ...

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

The magnificent Andromeda galaxy (Messier 31), stands out as the most important nearby stellar island to our Milky Way, and can be seen with the naked eye on a clear autumn night as “a faint ...

The universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous—and highly ...

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

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 ...

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.

Edwin Hubble's observations of V1 became the critical first step in uncovering a larger, grander universe than some astronomers imagined at the time.

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 ...

NASA celebrates Edwin Hubble's discovery of a new universe Date: January 15, 2025 Source: NASA/Goddard Space Flight Center Summary: For humans, the most important star in the universe is our Sun ...