New research suggests that the Milky Way may host more satellite galaxies than previously predicted, thanks to advanced ...

A recently discovered interstellar object, 3I/ATLAS, could potentially be the oldest comet ever observed, predating our solar ...

In summer, we face toward the Milky Way's hub in the Teapot constellation, home to the galaxy's supermassive black hole.

But in the past two decades, new types of black holes have been seen and astronomers are beginning to understand how they ...

Dark matter is one of nature's most confounding mysteries. It keeps particle physicists up at night and cosmologists glued to ...