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

In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...

It was a spiral galaxy. Hubble Space Telescope images of V1 (inset), which was the Cepheid variable star in the Andromeda spiral that allowed Edwin Hubble to measure the spiral's distance and ...

About 100 years after astronomer Edwin Hubble's discovered the "magnificent" spiral nebula, the Hubble Space Telescope and ...

Unlock the beauty of America's breathtaking national parks! 🌄 Discover stunning landscapes and vibrant ecosystems that are ...

A century ago, Edwin Hubble first established that this ... will capture the equivalent of at least 100 high-resolution Hubble images in a single exposure. These observations will complement ...

Edwin Hubble was young and ambitious ... He began taking photographic plates of the spiral nebulae. These glass plates recorded images of the night sky using a light-sensitive emulsion covering their ...

NASA recently released images of the Andromeda galaxy ... About 100 years after astronomer Edwin Hubble's discovered the "magnificent" spiral nebula, the Hubble Space Telescope and NASA scientists ...

Edwin Hubble seated at the 2.5-metre reflecting telescope ... Astronomers also took closeup images of V1, the star that Hubble saw, showing it at its maximum and minimum brightness.

Hubble makes his mark Edwin Hubble was young and ambitious ... These glass plates recorded images of the night sky using a light-sensitive emulsion covering their surface. The telescope’s ...