40:37

How Far Away Is It - Chapter 16 - The Cosmos (4K)

39:21

2022 Review - Hubble and James Webb

57:35

How Fast Is It - Chapter 7 - Black Holes (4K)

33:43

How Far Away Is It - 2017 Review - Gamma Ray Bursts

26:30

How Old Is It - Chapter 4 - The Epoch of Reionization

46:04

How Fast Is It - Chapter 2 - The Speed of Light (4K)

38:11

How Far Away Is It - 2019 Review and EHT Black Hole Image

38:41

How Far Away Is It - 2020 Review and the James Webb Space Telescope