Crash Course Astronomy - Season 1 Episode 42 Епизод 42

Name: Crash Course Astronomy
Genre: Documentary
Released: 24 Dec 2015
Rating: 8.00
Cast: Phil Plait

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Thanks to observations of galaxy redshifts, we can tell that the universe is EXPANDING! Knowing that the universe is expanding and how quickly its expanding also allows us to run the clock backwards 14 billion years to the way the universe began - with a bang.

Първа ефирна дата : Jan 15, 2015

Дата на последния ефир : Dec 24, 2015

Епизод : 46 Епизод

Сезон : 1 Сезон

Времетраене: 12 минути

Студио: YouTube

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В ролите: Phil Plait

Екипаж: Phil Plait (Writer)

Documentary astronomy