The TROJAN Test

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How do we truly know if something is orbiting something else? You may be familiar with the barycenter test, but you may not have heard of the better "Trojan test"!

Further reading:
- https://science.nasa.gov/resource/what-is-a-lagrange-point/
- https://www.sciencedirect.com/science/article/pii/S138764732200001X
- https://map.gsfc.nasa.gov/ContentMedia/lagrange.pdf
- https://iopscience.iop.org/article/10.3847/PSJ/ad55f3

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MinutePhysics provides an energetic and entertaining view of old and new problems in physics - all in a minute!

Created by Henry Reich
Produced by Joshua Chawner

00:00 Intro
00:15 Barycenter Test Problems
02:18 Trojan Points
03:20 Trojan Stability
04:00 The Trojan Test
04:21 Trojan vs. Barycenter
05:16 Trojan Test Usefulness
05:45 Earth - Moon System
06:03 DFTBA Physics Shirt Bundle!
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https://www.youtube.com/watch?v=_DYZF-piKKU