In addition, this representative map of the line-of-sight velocities allowed the team ... and what effect they have had on the galaxy. Andromeda clearly has had a more active merger history than the ...

The map shows approximately 200 million of the ... Thanks to this mapping, astronomers can now decipher the history of the Andromeda Galaxy, including its collisions and interaction with the ...

Researchers unveiled the most comprehensive survey of the galaxy to ... the current map. This process took place over more than a decade. First, the Panchromatic Hubble Andromeda Treasury program ...

At a meeting of the American Astronomical Society in January 1925, a paper read by one of his colleagues on his behalf reported that the Andromeda nebula, also called M31, was nearly a million ...

Just east of Betelgeuse is the fine binocular cluster NGC 2244. But the much fainter Rosette Nebula that lies around the ...

Plus, from darker spots you can glimpse the Andromeda Galaxy – the most distant object you can see ... In the old days, people used paper star maps. Now, a range of free apps makes it much easier.

At a meeting of the American Astronomical Society in January 1925, a paper read by one of his colleagues on his behalf reported that the Andromeda nebula ... door to the study of the universe beyond ...

Astronomers spent a decade compiling this special image with the Hubble Space Telescope and then stitched together 600 photos to showcase over 200 million stars.

Predictions are uncertain, but the solar system may be pushed farther from the galactic core or even ejected entirely from ...

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 ...