A new study examines how much material from the closest star system to Earth will end up in orbit around the Sun, and how ...

In a groundbreaking new study, researchers have unveiled the existence of a “cosmic highway”—a pathway of interstellar ...

Oumuamua and Comet Borisov in 2017 and 2019, respectively, created a surge of interest. What were they? Where did they come ...

The Alchiba system is a little-known star system on the edge of the galaxy. Here's how to find it in Starfield.