Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

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 ...

Asteroids that orbit close to the Earth inevitably cause us some anxiety due to the even remote possibility of a collision.