Thanks to everyone that's subscribed to the podcast. If you could do me a favor and leave a review for the podcast, I'd appreciate it! If you take a screenshot of your review and send it to @johnmulnix, pretty much anywhere on the Internet, I will send you a Space Shot sticker and a thank you! Connect with me on Facebook, Instagram, and Twitter, just click the links below. Facebook (https://m.facebook.com/thespaceshot/) Instagram (https://www.instagram.com/johnmulnix/) Twitter (https://twitter.com/johnmulnix) Episode Links: Johannes Kepler: His Life, His Laws and Times (https://www.nasa.gov/kepler/education/johannes#anchor779268) Kepler's Three Laws of Planetary Motion (https://www-spof.gsfc.nasa.gov/stargaze/Kep3laws.htm) Kepler's Three Laws (http://www.physicsclassroom.com/Class/circles/u6l4a.cfm) The History of Johannes Kepler (https://www.jpl.nasa.gov/news/news.php?feature=665) Searching Heaven and Earth for the Real Johannes Kepler (http://discovermagazine.com/2008/nov/05-searching-heaven-and-earth-for-real-johannes-kepler) Rudolphine Tables (https://en.wikipedia.org/wiki/Rudolphine_Tables) Apollo 8 Mission Audio- Archive.org (https://archive.org/details/Apollo8/048-AAA.wav)