How to watch first NASA spacewalk of 2019 during International Space Station upgrade NASA will hold its first spacewalk of the year today as two astronauts work to upgrade the International Space Station's power system. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Supermoon 2019 LIVE updates: Super Snow Moon dazzles stargazers across the world TONIGHTTrump Says Space Force Creation a ‘National Security Priority’Supermoon 2019: Best way to photograph the supermoon TONIGHTSupermoon 2019: Super Snow Moon triggers FLOOD ALERTS and EXTREME high tidesSupermoon 2019: Stargazers dazzled tonight but world prepares for ANOTHER lunar delightDepression: Can depression be reversed? Scientists investigate new treatment