From navigating on Google Maps to tracking a hurricane making landfall, we’ve gotten used to seeing our planet from space. In the 1960s, though, that vantage point was ground breaking. At the time, NASA was pioneering human spaceflight—and…

From navigating on Google Maps to tracking a hurricane making landfall, we’ve gotten used to seeing our planet from space. In the 1960s, though, that vantage point was ground breaking. At the time, NASA was pioneering human spaceflight—and…