For humans, the most important star in the universe is our sun. The second-most important star is nestled inside the ...

The Andromeda galaxy is a colossal marvel in our sky ... "That's because we are embedded inside the Milky Way. This is like trying to understand the layout of New York City by standing in the ...

Astronomers have discovered Andromeda XXXV, the smallest and faintest known galaxy, located 3 million light-years away. It challenges existing models of galaxy formation, as similar small galaxies ...

Astronomers at the University of Michigan have discovered a new satellite of the Andromeda Galaxy (M31), the Milky Way’s closest major galactic neighbor, and it has broken the record for the ...

Until now, the closest known supermassive black hole from beyond the Milky Way was the one inside the Andromeda galaxy, about 2.5 million light-years from Earth. It is the nearest major galaxy to ...

The Earth is in a galaxy called the Milky Way, which is in the Local Group in the Virgo Supercluster. The Andromeda galaxy is surrounded by a constellation of dwarf galaxies that are arranged in a ...

In a study published in The Astrophysics Journal, a Michigan State University researcher used the NASA Chandra X-Ray ...

Right now, the Andromeda galaxy is racing toward the Milky Way at a speed of 250,000 mph - fast enough to circle the world in just six minutes. And it's scheduled to collide, head-on, with the ...

Today, astronomers have measured the distance to the Andromeda Galaxy much more precisely; they find it to be about 2 1/2 million light years away. It is a majestic spiral-shaped galaxy ...