How the Universe Works backdrop
Documentary

The Best Episodes of How the Universe Works Season 6

Every episode of How the Universe Works Season 6 ranked from best to worst. Discover the Best Episodes of How the Universe Works Season 6!

Binge this in 7h 0m•Peaking at 8.9/10

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

Airs on
ScienceDiscovery
BestEpisodes
WorstEpisodes
BestSeasons
AllEpisodes

Seasons11

All1234567891011

Episode Rankings

  1. #1 Fan Favorite
    How the Universe Works Season 6 Episode 1 - Are Black Holes Real?
    8.9/10(89 votes)

    S6:E1

    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.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  2. How the Universe Works Season 6 Episode 10 - Mystery of Spacetime
    8.8/10(87 votes)

    S6:E10

    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.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  3. How the Universe Works Season 6 Episode 7 - The Quasar Enigma
    8.7/10(82 votes)

    S6:E7

    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.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  4. How the Universe Works Season 6 Episode 8 - Strange Lives of Dwarf Planets
    8.7/10(77 votes)

    S6:E8

    Our solar system is home to hundreds of strange, tiny worlds called dwarf planets, and new discoveries reveal the secrets of these mysterious places.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  5. How the Universe Works Season 6 Episode 3 - Dark History of the Solar System
    8.5/10(83 votes)

    S6:E3

    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.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  6. How the Universe Works Season 6 Episode 5 - Uranus & Neptune: Rise of the Ice Giants
    8.5/10(90 votes)

    S6:E5

    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.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

    7. Trending NowTRENDING NOW

    The 20 BEST Episodes of How the Universe Works

    READ
  7. How the Universe Works Season 6 Episode 9 - War on Asteroids
    8.5/10(68 votes)

    S6:E9

    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.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  8. How the Universe Works Season 6 Episode 2 - Twin Suns: The Alien Mysteries
    8.4/10(82 votes)

    S6:E2

    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.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  9. How the Universe Works Season 6 Episode 6 - Secret History of Mercury
    8.4/10(85 votes)

    S6:E6

    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.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

  10. How the Universe Works Season 6 Episode 4 - Death of the Milky Way
    8.3/10(79 votes)

    S6:E4

    The Milky Way is dying, and using the latest science and discoveries, experts are investigating what's killing it.

    Director:Unknown
    Writer:Unknown

    Be the first to start the conversation for this episode

Season 6 Ratings Summary

"Are Black Holes Real?" is the best rated episode of "How the Universe Works" season 6. It scored 8.9/10 based on 89 votes. Directed by Unknown and written by Unknown, it aired on 1/9/2018. This episode is rated 0.1 points higher than the second-best, "Mystery of Spacetime".