SEA: Space Exploration & Astronomy

Large Quasar Groups

February 22 · 32 min · Season 2 · Episode 4 · 31.1 MB
0:00-32:24

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Quasars are the brightest phenomenon in the entire universe, able to outshine any type of star, and even entire galaxies containing hundreds of billions of them. They are the product of monster black holes at the centres of large galaxies, and so when we find multi-billion light year clusters of quasars dotted around the early universe, we are forced to reconsider some of our most fundamental assumptions of cosmology.


BACKGROUND MUSIC:

- Cylinder One - Chris Zabriskie

- Descent - The Tower of Light (YT Audio Library)

- Dreaming Blue - Sextile (YT Audio Library)

- Turn - The Tower of Light (YT Audio Library)

- There Are Many Different Kinds of Love - Chris Zabriskie

- Retro Dreamscape - Twin Musicom (YT Audio Library)

- Flecks of Light - The Tower of Light (YT Audio Library)

- Clouded - Public Memory (YT Audio Library)

- Trickling Up - Godmode (YT Audio Library)


Songs by Chris Zabriskie are licensed under Creative Commons 4.0 Licence:

- Artist: http://chriszabriskie.com/

- Source: http://chriszabriskie.com/cylinders/


00:00: Introduction

02:00: What is a Quasar?

09:46: The Peak Quasar Epoch

11:50: The Search for Quasars

20:39: Large Quasar Groups

22:15: Cosmic Structures & the Cosmological Principle

24:35: The Largest LQGs

27:34: Seeing Patterns In Noise