Astronomers have released a paper revealing that they have discovered the exact diameter of the Milky Way galaxy. The paper has been released by astronomers from Durham University in England, and more ...

Observations show the disk of our galaxy is not flat but warped and waving. Astronomers are still working out the reasons why ...

The history of astronomy has been all about recognizing that our place in the universe isn't all that special. We've gone from the center of all existence to just another planet orbiting an average ...

Computer simulations and observations of nearby galaxies helped astrophysicists determine that the Milky Way stretches nearly 2 million light-years across, Ken Croswell reported in “Astronomers find ...

We often think of our home galaxy, the Milky Way, as being a self-contained collection of stars, planets, gas and dust. Sure, it's going to slam straight into the neighboring Andromeda galaxy at some ...

The old saying, “The more things change, the more they stay the same" certainly applies to the known universe. Here we see ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the American Astronomical Society in January 1925, a paper read by one of his ...

NASA's Hubble Space Telescope has captured a stunning new image of a galaxy that's over twice the size of our Milky Way. According to NASA, the gigantic elliptical galaxy (dubbed NGC 474) sits about ...