https://tinyurl.com/WS-ParkerOrbit
https://www.youtube.com/user/standupmaths/
http://festivalofthespokennerd.com/
https://tinyurl.com/WS-BowieSO
chrishadfield.ca
https://iss-sim.spacex.com/
https://tinyurl.com/WS-CHroceqtn
Matt Parker hosts the “Stand-Up Maths” YouTube channel combining mathematics and stand-up comedy. That work includes tricks, games, history, technology and puzzles, but he also does a fair amount of physics mathematics and is a mathematics entertainer via podcasts, books and another group, the “Festival of the Spoken Nerd.”
His “Orbital Maths at NASA with Chris Hadfield” 16 min video is a fairly standard introduction to freshman orbits by equating centripetal and universal gravitational forces on an orbiting body cotaught with Commander Hadfield of the International Space Station on a flipchart pad in the NASA Rocket Garden at Kennedy Space Center. Hadfield is a past ISS commander and spaceflight popularizer famous for his zero-g rendition of Bowie’s “Space Oddity” and recent (paywall) masterclass series on Space Exploration. The video includes the vector geometric derivation of centripetal acceleration, then establishes the relationship between...