The TROJAN Test

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The MinutePhysics t-shirt bundle is available now: https://store.dftba.com/products/physics-t-shirt-bundle 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 Link to Patreon Supporters: http://www.minutephysics.com/supporters/ 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!