Explorer 1: How America's First Satellite Helped Create NASA

The next day's front-page news declared that the United States was now officially in the Space Age.
Music: Look Forward by Laurent Dury, The Space Between by Max Concors, Picking Locks by James Alexander Dorman and Foraging At Dusk by Benjamin James Parsons. Complete transcript available.

Credit: NASA's Goddard Space Flight Center/LK Ward