In order to survive mankind must find a way to navigate the galaxy. Alien encounters have offered a possible glimpse into the secrets of interstellar flight, but how would extraterrestrials know how to navigate the vast regions of space? <br />Join us as we investigate how spaceships complete interstellar travel and determine if the future of interstellar flight is within our grasp. <br />-------------------------------------------------------------------------------------------------------------------- <br />FAIR USE NOTICE: This video may contain copyrighted material. Such material is made available for educational purposes only. This constitutes a 'fair use' of any such copyrighted material as provided for in Title 17 Uss.S.C. section 106A-117 of the US Copyright Law.
