Prompt Cast
"Earth’s Prime Meridian and Greenwich Mean Time – A Historic Standard of Navigation."
Generated on March 18, 2026
TLDR Audible discusses Greenwich Mean Time and Britain’s historical role in standardizing the Prime Meridian, now slightly different from GPS standards because of modern geodesy. They also examine lunar longitude set at the Moon's equator due to tidal locking with Earth.
Timestamped Summary
00:00
Audible sponsors an episode discussing the significance of Earth's Prime Meridian, hosted at the Royal Greenwich Observatory.
02:23
Audible sponsors a Mint Mobile episode discussing Earth's Prime Meridian, hosted at Royal Greenwich Observatory.
05:01
Audible sponsors an Everything Everywhere Daily episode examining Earth's Prime Meridian, timekeeping for navigation through a prime meridian at Royal Greenwich Observatory.
07:30
Audible sponsors a podcast episode exploring Earth's Prime Meridian and its historical development, revealing that Britain established Greenwich Mean Time as an international standard.
09:56
Audible sponsors an episode exploring Earth's Prime Meridian, its adoption of Greenwich Mean Time as standard time due to Britain's global influence and navigational prominence.
12:16
The Greenwich observatory's prime meridian differs from the GPS standard by about 102 meters due to modern geodetic methods.
14:38
The Moon's prime meridian is at its equator due to being tidally locked with Earth.
