A new ultra-faint dwarf galaxy has been discovered in the vicinity of Andromeda (M31), the Milky Way's large neighboring ...

For more than a century, astronomers have watched in astonishment as the Andromeda galaxy ignored the grand flow of cosmic expansion and hurtled straight toward the Milky Way. While almost every other ...

Computer simulations carried out by astronomers from the University of Groningen in collaboration with researchers from Germany, France and Sweden show that most of the (dark) matter beyond the Local ...

Astronomers from Cardiff University, UK, have employed the Combined Array for Research in Millimeter-wave Astronomy (CARMA) to explore the nearby Andromeda galaxy. Results of the observational ...

More recent work, however, casts doubt on the certainty that the two galaxies will clash, eventually forming a single, ...

A newly confirmed dwarf galaxy orbiting Andromeda contains so few stars that automated detection pipelines ignored it entirely — and that invisibility may be precisely what makes it scientifically ...

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University of Michigan astronomers were part of a team that have helped gain shocking insight into a "scientifically unique" ...

The Andromeda Galaxy, shown here with two of its satellite or companion galaxies, is one of few objects in the night sky visible with the unaided eye that's outside our own Milky Way Galaxy. And I do ...

The Milky Way galaxy's bright center is most visible in the United States from March to September. No special equipment is needed to see the galaxy, but dark skies away from city lights are essential.

Fireworks may not be the only light show this 4th of July weekend (and beyond.) The darkest Arizona skies may deliver ...