The series breaks down complicated astronomy concepts in an easy to understand way using animation and narration by astronomer Phil Plait.
Introduction to Astronomy
Season 1 • Episode 1
Naked Eye Observations
Season 1 • Episode 2
Cycles in the Sky
Season 1 • Episode 3
Moon Phases
Season 1 • Episode 4
Eclipses
Season 1 • Episode 5
Telescopes
Season 1 • Episode 6
The Gravity of the Situation
Season 1 • Episode 7
Tides
Season 1 • Episode 8
Introduction to the Solar System
Season 1 • Episode 9
The Sun
Season 1 • Episode 10
The Earth
Season 1 • Episode 11
The Moon
Season 1 • Episode 12
Mercury
Season 1 • Episode 13
Venus
Season 1 • Episode 14
Mars
Season 1 • Episode 15
Jupiter
Season 1 • Episode 16
Jupiter's Moons
Season 1 • Episode 17
Saturn
Season 1 • Episode 18
Uranus & Neptune
Season 1 • Episode 19
Asteroids
Season 1 • Episode 20
Comets
Season 1 • Episode 21
The Oort Cloud
Season 1 • Episode 22
Meteors
Season 1 • Episode 23
Light
Season 1 • Episode 24
Distances
Season 1 • Episode 25
Stars
Season 1 • Episode 26
Exoplanets
Season 1 • Episode 27
Brown Dwarfs
Season 1 • Episode 28
Low Mass Stars
Season 1 • Episode 29
White Dwarfs & Planetary Nebulae
Season 1 • Episode 30
High Mass Stars
Season 1 • Episode 31
Neutron Stars
Season 1 • Episode 32
Black Holes
Season 1 • Episode 33
Binary and Multiple Stars
Season 1 • Episode 34
Star Clusters
Season 1 • Episode 35
Nebulae
Season 1 • Episode 36
The Milky Way
Season 1 • Episode 37
Galaxies, Part 1
Season 1 • Episode 38
Galaxies, Part 2
Season 1 • Episode 39
Gamma-Ray Bursts
Season 1 • Episode 40
Dark Matter
Season 1 • Episode 41
The Big Bang, Cosmology Part 1
Season 1 • Episode 42
Dark Energy, Cosmology Part 2
Season 1 • Episode 43
A Brief History of the Universe
Season 1 • Episode 44
Deep Time
Season 1 • Episode 45
Everything, The Universe...And Life
Season 1 • Episode 46
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