Astronomers have found a new way of accurately mapping the outer gas disk of the Milky Way using the positions of young stars ...

New measurements of the universe’s expansion using James Webb Space Telescope appear to resolve the Hubble constant conflict ...

Hubble worked hard, taking images of spiral nebulae every clear night and looking for the telltale variations of Cepheid variables. By the end of 1924, he had found 12 Cepheids in M31.

Hubble worked hard, taking images of spiral nebulae every clear night and looking for the telltale variations of Cepheid variables. By the end of 1924, he had found 12 Cepheids in M31.

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the American Astronomical Society in January 1925, a paper read by one of his ...

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 ...

The announcement 100 years ago cemented Hubble’s place in the history of astronomy. His name would later be used for one of the most powerful scientific instruments ever created: the Hubble ...

Before Edwin Hubble, there was Henrietta Leavitt, whose work made other astronomers’ discoveries possible. Her way of looking is a testament to the power of attention in science, art, and life.

News Published: 27 September 1941 Photography in Stellar Astronomy Nature 148, 369 (1941) Cite this article ...

New James Webb Space Telescope results have revealed that there may not be a Hubble tension after all. But contradictions within the findings point to a deeper mystery.