How dangerous is Polaris Dawn space walk from SpaceX Crew Dragon?
CAPE CANAVERAL, Fla. — Billionaire Jared Isaacman could make history for all the right reasons during his Polaris Dawn mission when the hatch opens on a SpaceX Crew Dragon and he ventures out into the vacuum of space. He’s sold on its safety, especially the sheer amount of development time in the new extravehicular activity … Read more