The Universe

The planets of our solar system have experienced epic catastrophes throughout their long history, both raining down from outside and bubbling up from within.

Could there be a monstrous, undiscovered star orbiting our own Sun? Could it be scattering killer comets throughout our Solar System like clockwork every 26 million years?

At 4.6 billion years old, the Solar System is our solid, secure home in the Universe. But how did it come to be?

What might happen if the first manned mission to Mars crashes hundreds of miles from the rocket that would take them back home?

Earth may seem like the most hospitable planet in the solar system. But look again.

In this episode, our cast uses awesome analogies to bring the biggest objects, farthest distances and fastest speeds down to earth.

Since the dawn of civilization, humans have wondered who or what created the universe.

There really are ice worlds like Hoth from Star Wars. In this episode discover the role of cold in the Universe and learn about the importance of ice.

An exploration of Earth's cosmic neighborhood. Looking beyond the borders of our solar system, what's nearby in our galaxy?

What does the Universe sound like? From the sweep of a pulsar, to the deafening roar of our boiling sun this episode explores the undiscovered soundscapes of the solar system.

Within our immense universe lies a lesser-known world of tiny particles.

Hitch a ride on the journey of a comet as it roars from the cold, dark outer reaches of the solar system to the fiery surface of the Sun.

Many times in human history, objects or forces from space have changed the course of life on earth.