Polaris Dawn mission launch delayed 24 hours due to ground-side helium leak, SpaceX says
(MERRITT ISLAND, Fla.) -- Embarking on a new chapter of private space exploration, the Polaris Dawn mission is poised to make history this week by launching four private citizens into ultrahigh orbit and attempting the first civilian spacewalk.Led by billionaire Jared Isaacman and in... Read More.
