Spacetime: Comets, Asteroids, Meteoroids – Vagabonds in the Solar System: – Video

Our solar system was born out of a cloud of gas and dust. Most of this cosmic boulder pile clumped together to form the planets. Other celestial bodies remained: comets, asteroids and meteoroids. Exploring them helps science to learn more and more about our origins. But they can also be dangerous to us. This episode “Spacetime” focuses on the celestial bodies that come from the early days of our solar system.