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 ...

A scientist from Tokyo Metropolitan University has solved the longstanding problem of a "dissonance" in gravitational waves emitted by ...

Very Large Telescope observations of the galaxy revealed that there was likely a “sudden awakening of the massive black hole ...

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