Billionaire entrepreneur Jared Isaacman was sworn in as the 15th administrator of NASA after the Senate voted to confirm his nomination. During his first day on the job, Isaacman told NBC News that the United States will work towards landing U.S. astronauts back on the moon, where NASA hopes to build a lunar base. For more context and news coverage of the most important stories of our day, click here: nbcnews.com » Subscribe to NBC News: nbcnews.to/SubscribeToNBC » Subscribe to Here's the Scoop podcast: nbcnews.com/heres-the-scoop-daily-podcast Every day, NBC News helps people understand what’s happening and why it matters — through fact-based reporting, meaningful conversations, and powerful stories. From its leading news broadcasts — TODAY, NBC Nightly News, Meet the Press, and Dateline — to NBC News NOW, the 24/7 streaming news channel, plus chart-topping podcasts, the NBC News app, and NBCNews.com, NBC News keeps audiences informed and connected to...