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Killers of the Cosmos

2021 - 2021

Killer Rocks

11th September 2021

Episode 1

Earth is hit by 100 tons of rock from space every day. Most burn up in the atmosphere, but a single rock wiped out the dinosaurs. Could it happen again?

Death Ray

18th September 2021

Episode 2

When a massive star dies it can direct a blast of radiation that would obliterate life of earth. What are the chances of this event occurring?

Cosmic Scrap

25th September 2021

Episode 3

More than 100 million pieces of small space debris are floating around the Earth. A big collision between two of these objects in low Earth orbit could be catastrophic.

Little Green Men

2nd October 2021

Episode 4

Aliens could be lethal killers who want to invade and plunder our world. A team of experts investigate extra-terrestrial beings and their threat to human life.

Dark Star

9th October 2021

Episode 5

Black holes were only theoretical until recently. And there are probably millions of them in the galaxy. Worse still, some are rogue, speeding through space with the potential to be lethal to Earth.

Big Sleep

16th October 2021

Episode 6

How will the universe end? Experts discuss the many possible ways that could spark the beginning of the end for the universe including when and why it would happen.

Top Cast

A mysterious informant investigates each disaster-in-the-making via a wide range of experts who've studied some of science's most unbelievable wonders.

Watch Providers 🇬🇧

Discovery+ Amazon Channel

Discovery+

Production Companies

Full Cast

Aidan Gillen Image

Aidan Gillen

Full Crew

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