A users' guide to the cosmos, from the Big Bang to galaxies, stars, planets and moons: where did it all come from and how does it all fit together? A primer for anyone who has ever looked up at the night sky and wondered.
Where to watch
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HBO Max
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Philo
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Discovery+
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Science Channel
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Plex
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Plex Channel
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Amazon Video
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Apple TV Store
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Google Play Movies
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Fandango At Home
see all options Availability data: JustWatch
- Seasons
- 11
- Episodes aired
- 93
- Latest aired
- S11E05
- Total runtime
- 2d 19h
Timeline when each season aired
- Season 1 April 2010 – May 2010 8 episodes
- the show was away for 2 years and 1 month
- Season 2 July 2012 – August 2012 8 episodes
- the show was away for 1 year and 10 months
- Season 3 July 2014 – September 2014 9 episodes
- Season 4 July 2015 – September 2015 8 episodes
- Season 5 November 2016 – February 2017 9 episodes
- Season 6 January 2018 – March 2018 10 episodes
- Season 7 January 2019 – March 2019 10 episodes
- Season 8 January 2020 – February 2020 9 episodes
- Season 9 March 2021 – June 2021 11 episodes
- Season 10 March 2022 – April 2022 6 episodes
- Season 11 March 2023 – April 2023 5 episodes
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S06E01 Are Black Holes Real?
January 9 · 42min find the promo
Show synopsis
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.
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S06E02 Twin Suns: The Alien Mysteries
January 16 · 42min find the promo
Show synopsis
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.
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S06E03 Dark History of the Solar System
January 23 · 42min find the promo
Show synopsis
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.
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S06E04 Death of the Milky Way
January 30 · 42min find the promo
Show synopsis
The Milky Way is dying, and using the latest science and discoveries, experts are investigating what's killing it.
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S06E05 Uranus & Neptune: Rise of the Ice Giants
February 6 · 42min find the promo
Show synopsis
Uranus and Neptune are mysterious, icy worlds at the edge of our solar system, and new discoveries reveal that these strange planets might have helped start life on Earth.
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S06E06 Secret History of Mercury
February 13 · 42min find the promo
Show synopsis
Mercury is a deadly world, facing attacks from the Sun, comets, and other planets, and even though it's the smallest planet in our solar system, it has a dangerous secret a dangerous secret that might one day threaten life on Earth.
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S06E07 The Quasar Enigma
February 20 · 42min find the promo
Show synopsis
Quasars are the brightest and most powerful objects in our universe, and though they have shaped the cosmos, they might ultimately destroy everything that exists.
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S06E08 Strange Lives of Dwarf Planets
February 27 · 42min find the promo
Show synopsis
Our solar system is home to hundreds of strange, tiny worlds called dwarf planets, and new discoveries reveal the secrets of these mysterious places.
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S06E09 War on Asteroids
March 6 · 42min find the promo
Show synopsis
Scientists are using cutting-edge technology to stop an asteroid apocalypse, and for the first time, mankind is closer than ever to keeping Earth safe from these killer space rocks.
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S06E10 Mystery of Spacetime
March 13 · 42min find the promo
Show synopsis
Spacetime is the secret structure that controls our universe, and this strange four-dimensional substance controls time, light, and energy. It will also determine how our universe will end.