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Crash Course Astronomy

Jupiter's Moons: Crash Course Astronomy #17

Video duration: 10:26

Before moving on from Jupiter to Saturn, weÕre going to linger for a moment on JupiterÕs moons. There are 67 known moons, and 4 huge ones that we want to explore in greater detail.

Episodes of Crash Course Astronomy44

Video thumbnail: Crash Course Astronomy A Brief History of the Universe: Crash Course Astronomy #44

Crash Course Astronomy

A Brief History of the Universe: Crash Course Astronomy #44

Thanks to the wonders of physics, we can map a timeline of the universe’s history.

12:21

A Brief History of the Universe: Crash Course Astronomy #44

12:21

Video thumbnail: Crash Course Astronomy Dark Energy, Cosmology part 2: Crash Course Astronomy #43

Crash Course Astronomy

Dark Energy, Cosmology part 2: Crash Course Astronomy #43

Most of the universe is made up of a mysterious entity that pervades space: dark energy.

11:08

Dark Energy, Cosmology part 2: Crash Course Astronomy #43

11:08

Video thumbnail: Crash Course Astronomy The Big Bang, Cosmology part 1: Crash Course Astronomy #42

Crash Course Astronomy

The Big Bang, Cosmology part 1: Crash Course Astronomy #42

Thanks to observations of galaxy redshifts, we can tell that the universe is EXPANDING!

13:09

The Big Bang, Cosmology part 1: Crash Course Astronomy #42

13:09

Video thumbnail: Crash Course Astronomy Dark Matter: Crash Course Astronomy #41

Crash Course Astronomy

Dark Matter: Crash Course Astronomy #41

Today on Crash Course Astronomy, Phil dives into some very dark matters.

11:45

Dark Matter: Crash Course Astronomy #41

11:45

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