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The Earth: Crash Course Astronomy #11

The Earth: Crash Course Astronomy #11

Season 1 Episode 11
10:13
The Moon: Crash Course Astronomy #12

The Moon: Crash Course Astronomy #12

Season 1 Episode 12
9:47
Mercury: Crash Course Astronomy #13

Mercury: Crash Course Astronomy #13

Season 1 Episode 13
10:17
Venus: Crash Course Astronomy #14

Venus: Crash Course Astronomy #14

Season 1 Episode 14
10:46
Mars: Crash Course Astronomy #15

Mars: Crash Course Astronomy #15

Season 1 Episode 15
10:11
Jupiter: Crash Course Astronomy #16

Jupiter: Crash Course Astronomy #16

Season 1 Episode 16
10:42
Saturn: Crash Course Astronomy #18

Saturn: Crash Course Astronomy #18

Season 1 Episode 18
12:12
Asteroids: Crash Course Astronomy #20

Asteroids: Crash Course Astronomy #20

Season 1 Episode 20
11:32
Comets: Crash Course Astronomy #21

Comets: Crash Course Astronomy #21

Season 1 Episode 21
11:54
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Crash Course Astronomy

The Sun: Crash Course Astronomy #10

Season 1 Episode 10

Phil takes us for a closer (eye safe!) look at the two-octillion ton star that rules our solar system. We look at the sun's core, plasma, magnetic fields, sunspots, solar flares, coronal mass ejections, and what all of that means for our planet.

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Life in the Universe: Crash Course Astronomy #46
11:09
Phil gives the course a send off with a look at some of his favorite topics.
Deep Time: Crash Course Astronomy #45
15:00
Our Universe’s days are numbered.
A Brief History of the Universe: Crash Course Astronomy #44
12:21
Thanks to the wonders of physics, we can map a timeline of the universe’s history.
Dark Energy, Cosmology part 2: Crash Course Astronomy #43
11:08
Most of the universe is made up of a mysterious entity that pervades space: dark energy.
The Big Bang, Cosmology part 1: Crash Course Astronomy #42
13:09
Thanks to observations of galaxy redshifts, we can tell that the universe is EXPANDING!
Dark Matter: Crash Course Astronomy #41
11:45
Today on Crash Course Astronomy, Phil dives into some very dark matters.
Gamma-Ray Bursts: Crash Course Astronomy #40
13:51
The discovery of gamma-ray bursts is an epic story.
Galaxies, part 2: Crash Course Astronomy #39
15:20
Active galaxies pour out lots of energy.
Galaxies, part 1: Crash Course Astronomy #38
11:51
Galaxies contain gas, dust, and billions of stars or more.
The Milky Way: Crash Course Astronomy #37
10:59
Today we’re talking about our galactic neighborhood: The Milky Way.
Nebulae: Crash Course Astronomy #36
12:01
Astronomers study a lot of things, but nebulae might be the most beautiful of them all.
Star Clusters: Crash Course Astronomy #35
10:21
Last week we covered multiple star systems, but what if we added thousands to the mix?
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