NASA tests their powerful J-2X rocket engines; burning an Olympic-sized swimming pool worth of fuel every second, this test comes with a hefty price tag of 350,000 dollars. From: SPACE VOYAGES: The Moon and Beyond http://bit.ly/1obvQlL
Video Duration:
2 min 32 sec
YouTube Keywords:
smithsonian history channel animals space ships airplane science discovery "free tv" snake documentary movies "free video" america