The new composite image, which combines hundreds of photos from the Hubble Space Telescope, shows the Andromeda Galaxy with more than 200 million individually resolved stars.

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

Scientists predict Andromeda and the Milky Way will collide in about 4.5 billion years—reshaping the night sky forever!.

Around 2015, astronomers took on the painstaking task of stitching together Hubble Space Telescope images of this galaxy, but that effort had focused on the galaxy's northern half. Still, however, the ...

In addition to telling the turbulent history of the Andromeda galaxy, the mosaic will now allow astronomers ... because we can’t even see most of the Milky Way — it’s obscured from our view on Earth.

What will happen to the solar system when the Milky Way completes the merger with the Andromeda Galaxy? Bryan ...

STARGAZERS are in for a treat this month as a rare planet parade falls in Andromeda galaxy season. “One of the best planet parades in almost half a century” will seen Mars, Jupiter, ...

The Hubble Space Telescope has produced the most comprehensive survey of the Andromeda galaxy, revealing new clues about its history. The Hubble survey, assembled from over 1,000 orbits and ...

Astronomers spent a decade compiling this special image with the Hubble Space Telescope and then stitched together 600 photos ...

However, at a distance of around 2.5 million light-years from Earth, which is comparatively tiny on a cosmic scale, Andromeda is the most easily accessible galaxy to us — and has helped us learn ...