While it is already dimming after a close encounter with the sun, Comet C/2024 G3 (ATLAS) – also called the Great Comet of ...

Very Large Telescope observations of the galaxy revealed that there was likely a “sudden awakening of the massive black hole at its core,” according to the European Southern Observatory (ESO). Credit; ...

An international team of researchers has detected a binary star orbiting near Sagittarius A*, the supermassive black hole ...