Event Horizon Telescope

The fastest-moving star, S301, was discovered recently by Stefan Gillessen’s team at the Max Planck Institute for Extraterrestrial…

Two days after its publication, Emma Chapman’s new book on radio astronomy is already drawing wide media attention…

For a few brief nights each year, you get a rare chance to watch a monster blink. The…

Artistic representation of the Milky Way, where the innermost stars move at near relativistic speeds around a dense…

The Event Horizon Telescope (EHT) Collaboration created a single image (top frame) of the supermassive black hole at…

The Fastest-Known Star Near the Milky Way’s Black Hole Has Been Spotted—Now It Could Help Test Einstein’s Theory of Gravity