Astronomers at NASA's Chandra X-ray Observatory have found evidence that the Milky Way galaxy is surrounded by a halo of hot gas. Extending for hundreds of thousands of light year...

Using sophisticated math and the Hubble telescope, NASA has determined that the Milky Way and the Andromeda galaxies are on a collision course.....in 4 billion years. Computer simu...

People have wondered aloud for decades that if our planet one day became uninhabitable, would we be able to find a new home? Well until recently scientists had hypothesized that th...