Thirty-five years ago, the Hubble Space Telescope was launched into orbit. It's been sending back galactic data and images ...

April 21 - 28 is International Dark Sky Week, a global celebration of the night sky during which like-minded organizations ...

This gas needs an enormous amount of energy to shine — more than normal stars can supply. The discovery, based on data from ...

The Jackson Hole Airport in Grand Teton National Park joins more than 80 other internationally recognized dark sky places in ...

ESA's Gaia mission, the Very Large Telescope and other ground-based telescopes have discovered stellar black hole Gaia BH3.