That cosmologists cannot agree on one of the most elementary facts about the universe is striking enough. But that ...

A decade of observations by NASA’s Hubble Space Telescope has produced the sharpest and most detailed images of the Andromeda galaxy. Zoom in and explore.

Recent studies indicate that the universe may be decaying or expanding more rapidly than expected, raising questions about ...

Edwin Hubble joined the Mount Wilson Observatory team in California in 1919, just two years after the observatory’s Hooker Telescope, which was the largest telescope in the world at that time ...

Hubble — named after astronomer Edwin Hubble who confirmed our universe was expanding, among other findings — was launched into space aboard the space shuttle Discovery on April 24, 1990.

Hubble Quick Facts Launch: April 24, 1990, from space shuttle Discovery Deployment: April 25, 1990 Mission duration: Up to 20 years Size: 13.2 metres long and maximum diameter is 4.2 metres. It is ...

It took the world’s largest telescope, painstakingly used by Edwin Hubble, to resolve the question. Measuring distance Mount Wilson looms about 1.7 km above the Los Angeles basin.

Edwin Hubble was young and ambitious. At the of age 30, he arrived at Mount Wilson Observatory in Southern California just in time to use the new Hooker 100-inch telescope, at the time the largest ...

Edwin Hubble was young and ambitious. At the of age 30, he arrived at Mount Wilson Observatory in Southern California just in time to use the new Hooker 100-inch telescope, at the time the largest ...

Are we living in a cosmic void? New theory suggests our galaxy sits in a giant hole warping the universe's expansion.

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 ...

By the dawn of the 20th century, not much had changed in the 400 years since Galileo’s discovery of the four jovian moons and his confirmation of Copernicus’ Sun-centered solar system. Through the ...