00507nam a2200097Ia 4500 170517s9999 xx 000 0 und d Reinventing Space Flight A small group of scientists has come to Fairbanks, Alaska to realize what may seem an impossible dream... to revolutionize space travel. They're there to test components of this rocket by sending them aboard helium balloons to an altitude... Science. http://topdocumentaryfilms.com/reinventing-space-flight/ 334347 334347 0 0 0 CL CL 2017-05-17 0 2017-05-17 00:00:00 2017-05-17 DF