After Welsh amateur astronomer Isaac Roberts retired from his career in engineering and manufacturing, he devoted his life to ...

Researchers have long thought that the Milky Way would collide with the Andromeda galaxy in four to five billion years. This scientific illustration depicts Earth's horizon four billion years in the ...

On Dec. 15, 1612, the Andromeda galaxy was seen through a telescope for the first time by a German astronomer named Simon ...

Did you know that you can see the closest spiral galaxy next to our own in the sky? While binoculars and telescopes will offer much better views, it’s still possible to see it with your naked eye if ...

(CNN) -- Astronomers predict that in about four billion years, the Andromeda galaxy will collide with our own galaxy, the Milky Way. The Andromeda galaxy is our largest and closest neighbor in the ...

The Andromeda Galaxy is revealed in unprecedented detail in four archive observations from the NASA/ESA Hubble Space Telescope. They show stars and structure in the galaxy’s disk, the halo of stars ...

A close-up view of a prodigious number of stars in the Andromeda galaxy. Credit: NASA / ESA / B. Williams (U. of Washington) The Andromeda galaxy is a colossal marvel in our sky, hosting over 1 ...

A new composite image of the Andromeda Galaxy is offering an unprecedented view of our closest spiral galactic neighbor. Composed by NASA and international space partners, the image combines data from ...

Researchers using the Hubble Space Telescope have, for the first time, mapped out the enormous halo of gas around Andromeda, the nearest major galaxy to us. The faint but huge cloud of hot gas ...

The cannibal next door has an even mightier appetite than we thought. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Like most big galaxies, the ...