The third interstellar object ever observed is in our neighborhood—for now. And, asteroid Bennu could contain dust from ...

Travel through time to witness some of the most remarkable episodes in our solar system's history, uncovering its ancient ...

How many moons are in the solar system? Speaking of which, it's time to test your knowledge of our stellar neighborhood with our solar system quiz. If you need a hint, click the yellow button.

A tiny meteorite is rewriting what scientists thought they knew about the origins of our solar system.

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, speeding through our celestial neighborhood.