When Jared Isaacman gave up his childhood dream of becoming a NASA astronaut, he still needed to get his adrenaline fix somewhere. He found it after dropping out of high school and building ...

Elon Musk's recent claims about astronauts Sunita Williams and Butch ... "Hey @ElonMusk, when you finally get the nerve to climb into a rocket ship, come talk to the three of us," Mark Kelly ...