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The Best Episodes of How the Universe Works Season 2

Every episode of How the Universe Works Season 2 ranked from best to worst. Discover the Best Episodes of How the Universe Works Season 2!

Binge this in 5h 36m•Peaking at 8.5/10

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

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Episode Rankings

  1. #1 Fan Favorite
    How the Universe Works Season 2 Episode 8 - Birth of the Earth
    8.5/10(110 votes)

    S2:E8

    The Earth was formed by a series of cataclysms without which we would not exist. Could the same events have created other earth-like planets elsewhere in the Universe inhabited by creatures like us?

    Director:Unknown
    Writer:Unknown

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  2. How the Universe Works Season 2 Episode 6 - Comets - Frozen Wanderers
    8.2/10(111 votes)

    S2:E6

    As time machines from the early universe, comets could hold the key to unlock the secrets of the cosmos, and may even be the origin of life itself. In this episode, we learn that comets are even more mysterious and fascinating than we had ever imagined.

    Director:Unknown
    Writer:Unknown

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  3. How the Universe Works Season 2 Episode 7 - Asteroids - Worlds That Never Were
    8.2/10(114 votes)

    S2:E7

    Asteroids wiped out the dinosaurs and may be back for us but they also built the Earth and may have brought life to its barren surface. Asteroids will shape our future as much as our past and scientists are striving to unlock their secrets.

    Director:Unknown
    Writer:Unknown

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  4. How the Universe Works Season 2 Episode 5 - Extreme Orbits - Clockwork and Creation
    8.1/10(112 votes)

    S2:E5

    We owe our existence to the stability of earth's orbit. But we are the freaks: everywhere else we look we find orbits are chaotic, unstable, and violent. Yet on the very largest scale, orbits are also a creative force, even constructing the fabric of the universe itself.

    Director:Unknown
    Writer:Unknown

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  5. How the Universe Works Season 2 Episode 2 - Megastorms - The Winds of Creation
    8.0/10(117 votes)

    S2:E2

    Destructive weather forces are symptoms of Earth's creative energy. In our quest to discover if we are alone in the universe, we shouldn't just look for worlds, we should look for weather; find that megastorm, and maybe we will find alien life.

    Director:Unknown
    Writer:Unknown

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  6. How the Universe Works Season 2 Episode 3 - Exoplanets - Planets from Hell
    8.0/10(126 votes)

    S2:E3

    We once thought that the only planets were in our solar system. We have found many other planets but they are nothing like we expected, from deep-frozen, toxic snowballs, to scorched and boiling nightmares. Is every planet out there a planet fom Hell?

    Director:Unknown
    Writer:Unknown

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  7. How the Universe Works Season 2 Episode 1 - Volcanoes - The Furnaces of Life
    7.9/10(134 votes)

    S2:E1

    Are we alone in the Universe? What makes Earth so different? Part of the answer is our volcanoes. without them we would not be here either. Today we are discovering volcanoes on alien worlds. Are these worlds where, tomorrow, we might find life?

    Director:Unknown
    Writer:Unknown

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  8. How the Universe Works Season 2 Episode 4 - Megaflares - Cosmic Firestorms
    7.9/10(109 votes)

    S2:E4

    The Universe is a magnetic minefield. Spinning star systems crackle and explode, magnetic monsters rip worlds apart, star-quakes shoot beams of devastating energy, and galactic flamethrowers fire gamma-rays half way across the Universe. Will we find Earth in the firing line?

    Director:Unknown
    Writer:Unknown

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Season 2 Ratings Summary

"Birth of the Earth" is the best rated episode of "How the Universe Works" season 2. It scored 8.5/10 based on 110 votes. Directed by Unknown and written by Unknown, it aired on 8/29/2012. This episode is rated 0.3 points higher than the second-best, "Comets - Frozen Wanderers".