How the Universe Works

How the Universe Works Season 8 Episodes

Find out how to watch Season 8 of How the Universe Works tonight at the American TV Listings Guide

Season 8 Episode Guide

Episode 1 - Asteroid Apocalypse: The New Threat

If a massive asteroid collides with Earth, it could end life on the planet as we know it. New discoveries and cutting-edge tech reveal how close the planet is to apocalypse and what it would take for the world's leading space agencies to stop it.

  

Episode 2 - NASA's Journey to Mars

NASA is on a mission to send humans to Mars within just 15 years, but to reach this next frontier of space exploration, experts must discover brand-new technology and cutting-edge science that protects astronauts from the Red Planet's deadliest killers.

  

Episode 3 - Hunt for Alien Evidence

The discovery of extraterrestrial life might face an impossible challenge -- the physics of the universe itself. Using cutting-edge tech, however, experts might be on the verge of a groundbreaking find -- and the evidence could already be in hand.

  

Episode 4 - Death of the Last Stars

The universe's stars are dying off faster than new ones are being born. Using the latest technology, experts investigate the secrets of the last stars of the cosmos and what this stellar apocalypse means for life on Earth.

  

Episode 5 - Secrets of Time Travel

Time travel is a staple of science fiction, but could it ever be science fact? By investigating the possibilities for time travel, scientists are tackling some of the toughest questions in physics and revealing the true nature of space and time itself.

  

Episode 6 - When NASA Met Jupiter

NASA's Juno spacecraft is part of a cutting-edge mission to explore the mysteries of Jupiter, and as this mighty probe is pummeled with deadly radiation, it gathers new data that could change everything we know about the solar system's biggest planet.

  

Episode 7 - Edge of the Universe

Does the universe have an edge? It's one of the deepest mysteries in science and scientists are probing the cosmos for answers. The search for an edge involves a journey to the deepest reaches of space, to the beginning of time and onward to infinity.

  

Episode 8 - Monsters of the Milky Way

A journey to the center of the Milky Way reveals powerful streams of million-degree gas, dangerous flares bursting from the supermassive black hole at the galactic core and swarms of black holes that could threaten Earth's existence.

  

Episode 9 - Earth's Death Orbit

As the world spins on its tilted axis and wobbles as it orbits the sun, it's also careening through the Milky Way. Every part of this voyage shapes life, from creation to extinction, and could end in the Earth being ejected out of the galaxy altogether.

  



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