Discovery Channel How The Universe Works Series 6

New discoveries are challenging everything we know about black holes, and astronomers are beginning to question if they even exist. The latest science tries to explain how they work and what they look like, despite the fact we've never actually seen one.

Planets that orbit two suns instead of one might be deadly hell worlds, but new discoveries reveal that sci-fi star systems with binary stars might be optimal places for alien life.

Mercury is a deadly world, facing attacks from the Sun, comets, and other planets; even though it's the smallest planet in the solar system, Mercury has a dangerous secret that may one day threaten life on Earth.

Our solar system hides a dark and violent past, and new discoveries reveal that Earth and the planets were formed from the destruction of strange alien worlds that came before us.

Uranus and Neptune are mysterious, icy worlds at the edge of the solar system; new discoveries reveal that these strange planets may have helped start life on Earth.

The Milky Way is dying, and experts are investigating what's killing it.

Discoveries of new planets have revealed countless worlds much stranger than Earth. Some of these strange worlds don't have stars; others are made out of diamonds. Will we ever find a planet like Earth, or are these distant worlds stranger than fiction?

Documents the construction of the cutting-edge Discovery Channel Telescope, based in the Lowell Observatory in Flagstaff, Arizona, from conception to first light.

Uncover clues about the origins of our galaxy with a team of astronomers and scientists as they strive to locate a strange presence hidden deep in the core of the galaxy. Learn how this mysterious realm harbors clues to the origin of the world and probes the future course of our galaxy and universe.

In this 2-part special, Professor Brian Cox tackles the biggest story of them all - how did the Universe come into being? Do the laws of physics for our universe inexorably lead to the existence of us?