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Deep Time: Crash Course Astronomy #45

As we approach the end of Crash Course Astronomy, it’s time now to acknowledge that our Universe’s days are numbered.
Season 1 Episode 45 Length 15:00 Premiere: 01/14/16

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Season 1 Episodes

Life in the Universe: Crash Course Astronomy #46
S1 E46 Length 11:09 Premiere Date 01/21/16

Deep Time: Crash Course Astronomy #45
S1 E45 Length 15:00 Premiere Date 01/14/16

A Brief History of the Universe: Crash Course Astronomy #44
S1 E44 Length 12:21 Premiere Date 01/07/16

Dark Energy, Cosmology part 2: Crash Course Astronomy #43
S1 E43 Length 11:08 Premiere Date 12/17/15

The Big Bang, Cosmology part 1: Crash Course Astronomy #42
S1 E42 Length 13:09 Premiere Date 12/10/15

Dark Matter: Crash Course Astronomy #41
S1 E41 Length 11:45 Premiere Date 12/03/15

Gamma-Ray Bursts: Crash Course Astronomy #40
S1 E40 Length 13:51 Premiere Date 11/12/15

Galaxies, part 2: Crash Course Astronomy #39
S1 E39 Length 15:20 Premiere Date 11/05/15

Galaxies, part 1: Crash Course Astronomy #38
S1 E38 Length 11:51 Premiere Date 10/29/15

The Milky Way: Crash Course Astronomy #37
S1 E37 Length 10:59 Premiere Date 10/22/15

Nebulae: Crash Course Astronomy #36
S1 E36 Length 12:01 Premiere Date 10/15/15

Star Clusters: Crash Course Astronomy #35
S1 E35 Length 10:21 Premiere Date 10/08/15

Binary and Multiple Stars: Crash Course Astronomy #34
S1 E34 Length 11:46 Premiere Date 10/01/15

Black Holes: Crash Course Astronomy #33
S1 E33 Length 12:11 Premiere Date 09/25/15

Neutron Stars: Crash Course Astronomy #32
S1 E32 Length 12:42 Premiere Date 09/17/15

High Mass Stars: Crash Course Astronomy #31
S1 E31 Length 12:02 Premiere Date 09/10/15

White Dwarfs & Planetary Nebulae: Crash Course Astronomy #30
S1 E30 Length 11:09 Premiere Date 08/27/15

Low Mass Stars: Crash Course Astronomy #29
S1 E29 Length 12:02 Premiere Date 08/20/15

Brown Dwarfs: Crash Course Astronomy #28
S1 E28 Length 11:05 Premiere Date 08/13/15

Exoplanets: Crash Course Astronomy #27
S1 E27 Length 11:49 Premiere Date 08/06/15

Stars: Crash Course Astronomy #26
S1 E26 Length 10:40 Premiere Date 07/23/15

Distances: Crash Course Astronomy #25
S1 E25 Length 11:20 Premiere Date 07/16/15

Light: Crash Course Astronomy #24
S1 E24 Length 10:33 Premiere Date 07/09/15

Meteors: Crash Course Astronomy #23
S1 E23 Length 11:21 Premiere Date 07/02/15

The Oort Cloud: Crash Course Astronomy #22
S1 E22 Length 11:40 Premiere Date 06/25/15

Comets: Crash Course Astronomy #21
S1 E21 Length 11:54 Premiere Date 06/18/15

Asteroids: Crash Course Astronomy #20
S1 E20 Length 11:32 Premiere Date 06/04/15

Uranus & Neptune: Crash Course Astronomy #19
S1 E19 Length 12:15 Premiere Date 05/28/15

Saturn: Crash Course Astronomy #18
S1 E18 Length 12:12 Premiere Date 05/21/15

Jupiter's Moons: Crash Course Astronomy #17
S1 E17 Length 10:26 Premiere Date 05/14/15

Jupiter: Crash Course Astronomy #16
S1 E16 Length 10:42 Premiere Date 05/08/15

Mars: Crash Course Astronomy #15
S1 E15 Length 10:11 Premiere Date 04/30/15

Venus: Crash Course Astronomy #14
S1 E14 Length 10:46 Premiere Date 04/24/15

Mercury: Crash Course Astronomy #13
S1 E13 Length 10:17 Premiere Date 04/16/15

The Moon: Crash Course Astronomy #12
S1 E12 Length 09:47 Premiere Date 04/09/15

The Earth: Crash Course Astronomy #11
S1 E11 Length 10:13 Premiere Date 04/02/15

The Sun: Crash Course Astronomy #10
S1 E10 Length 11:44 Premiere Date 03/19/15

Introduction to the Solar System: Crash Course Astronomy #9
S1 E9 Length 09:57 Premiere Date 03/12/15

Tides: Crash Course Astronomy #8
S1 E8 Length 09:46 Premiere Date 03/05/15

The Gravity of the Situation: Crash Course Astronomy #7
S1 E7 Length 09:41 Premiere Date 02/26/15

Telescopes: Crash Course Astronomy #6
S1 E6 Length 11:59 Premiere Date 02/19/15

Eclipses: Crash Course Astronomy #5
S1 E5 Length 10:10 Premiere Date 02/13/15

Moon Phases: Crash Course Astronomy #4
S1 E4 Length 09:45 Premiere Date 02/05/15

Cycles in the Sky: Crash Course Astronomy #3
S1 E3 Length 09:28 Premiere Date 01/29/15

Naked Eye Observations: Crash Course Astronomy #2
S1 E2 Length 11:16 Premiere Date 01/22/15

Introduction to Astronomy: Crash Course Astronomy #1
S1 E1 Length 12:11 Premiere Date 01/15/15

The Moon: Crash Course Astronomy #12
Clip Length 04:41 Premiere Date 07/01/19

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