Kohoutek 4-55 is a dazzling planetary nebula captured in vivid color by the Hubble Space Telescope. Formed by the dramatic death of a giant star, this cosmic cloud glows with energized gases and ...

Dr. Richard Lieu, a physics professor at The University of Alabama in Huntsville (UAH), a part of The University of Alabama ...

Astrophysicists have long suspected that some dark matter halos might exist without forming stars, but no one knew the exact ...

Using ESA's XMM-Newton satellite, Italian astronomers have observed a Galactic X-ray binary system known as 4U 0728-25.