mark straussman has their remarkable story. >> reporter: 255 feet above launchpad 39-a, we met the crew of inspiration 4 on. the next astronauts to climb atop a rocket at spacex's launch tower. >> everywhere that walked on the moon launched from this facility. >> reporter: jared isaacman, their gateway to the stars. >> they are jet rockets. he quit high school to create a technology company. and his hobby, owning and flying fighter jets. >> so, when the new commercial era, thought -- >> three days, flying on auto pilot. it will orbit more than 300 miles. higher than the space station. the nose cone popped open. and the view was out of this world. three will go to the complete strangers in the seats. >> when i found out that inspiration four was the first all civilian mission, that will be a bunch of fishing buddies going on a joyride. that is significant and we were going to make it special. >> each seat will represent a human virtue, isaacman's will be leadership. >> the physician's assistant, will be the youngest american to fly in space. >> yes, i knew from the moment a dream that i