Could there be nuclear weapons in space? Neil deGrasse Tyson breaks down the militarization of space, The Space Force, and whether we should be worried about weapons in orbit. How long has space been militarized? Learn about the 1967 Outer Space Treaty and whether we can achieve peaceful use of outer space. We explore The Space Force, the importance of satellites, and how the military already uses low Earth orbit. Plus, what would aliens think of our use of outer space? Check out our second channel, @StarTalkPlus Get the NEW StarTalk book, 'To Infinity and Beyond: A Journey of Cosmic Discovery' on Amazon: https://amzn.to/3PL0NFn Support us on Patreon: https://www.patreon.com/startalkradio FOLLOW or SUBSCRIBE to StarTalk: Twitter: http://twitter.com/startalkradio Facebook: https://www.facebook.com/StarTalk Instagram: https://www.instagram.com/startalk About StarTalk: Science meets pop culture on StarTalk! Astrophysicist & Hayden Planetarium director Neil deGrasse Tyson, his comic co-hosts, guest celebrities & scientists discuss astronomy, physics, and everything else about life in the universe. Keep Looking Up! #StarTalk #neildegrassetyson Timestamps: 00:00 - What’s Up with the Militarization of Space? 2:45 - What The Space Force Does 6:11 - Putting Weapons in Orbit 11:34 - Redirecting Asteroids 12:55 - How We Treat Our LEO Environment