Hubble’s work pushed the field of astronomy forward, starting with his paper demonstrating that some objects exist outside ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

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 ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded ... emulsion covering their surface. The telescope's size let it make images of very faint objects, and its high-quality mirror ...

About 100 years after astronomer Edwin Hubble's discovered the "magnificent" spiral nebula, the Hubble Space Telescope and NASA scientists have produced the most comprehensive survey of the Andromeda ...

“We [will be able to] move quickly and map out very large areas of the sky,” adds Josh Schlieder, the telescope’s wide-field ...

It was a century ago that Edwin Hubble himself established the fact that ... Telescope and the forthcoming Nancy Grace Roman Space Telescope, which will capture extensive high-resolution images in a ...

Over more than ten years, the Hubble Space Telescope has taken individual images of the Andromeda Galaxy ... also reminding us that 100 years ago, Edwin Hubble, who gave his name to the space ...

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

Hubble makes his mark Edwin Hubble was young and ambitious ... sensitive emulsion covering their surface. The telescope’s size let it make images of very faint objects, and its high-quality ...