Crash Course Astronomy

Join host Phil Plait in a Crash Course about the cosmos.

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Episodes

  • Life in the Universe: Crash Course Astronomy #46: asset-mezzanine-16x9
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    Life in the Universe: Crash Course Astronomy #46

    S1 Ep46 |
    Phil gives the course a send off with a look at some of his favorite topics.
  • Comets: Crash Course Astronomy #21: asset-mezzanine-16x9
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    Comets: Crash Course Astronomy #21

    S1 Ep21 |
    Comets are chunks of ice and rock that orbit the Sun.
  • Asteroids: Crash Course Astronomy #20: asset-mezzanine-16x9
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    Asteroids: Crash Course Astronomy #20

    S1 Ep20 |
    Now that weÕve finished our tour of the planets, weÕre headed back to the asteroid belt.
  • Uranus & Neptune: Crash Course Astronomy #19: asset-mezzanine-16x9
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    Uranus & Neptune: Crash Course Astronomy #19

    S1 Ep19 |
    WeÕre rounding out our planetary tour with ice giants Uranus and Neptune.
  • Saturn: Crash Course Astronomy #18: asset-mezzanine-16x9
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    Saturn: Crash Course Astronomy #18

    S1 Ep18 |
    Saturn is the crown jewel of the solar system, beautiful and fascinating
  • Jupiter's Moons: Crash Course Astronomy #17: asset-mezzanine-16x9
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    Jupiter's Moons: Crash Course Astronomy #17

    S1 Ep17 |
    Before moving on from Jupiter, weÕre going to linger for a moment on the planet's moons.
  • Jupiter: Crash Course Astronomy #16: asset-mezzanine-16x9
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    Jupiter: Crash Course Astronomy #16

    S1 Ep16 |
    Jupiter is the biggest planet in our solar system.
  • Mars: Crash Course Astronomy #15: asset-mezzanine-16x9
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    Mars: Crash Course Astronomy #15

    S1 Ep15 |
    Mar is the fourth planet from the sun and the outermost of the terrestrial planets.
  • Venus: Crash Course Astronomy #14: asset-mezzanine-16x9
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    Venus: Crash Course Astronomy #14

    S1 Ep14 |
    Venus is a gorgeous naked-eye planet, hanging like a diamond in the twilight.