NASA finalizes strategy for human presence in space

This week, NASA finalized its strategy for sustaining a human presence in space. A document emphasized the importance of maintaining the ability for extended stays in orbit after the International Space Station is retired.

"NASA's Low Earth Orbit Microgravity Strategy will guide the agency toward the next generation of continuous human presence in orbit, enable greater economic growth, and maintain international partnerships," the document stated.

The commitment comes amid questions...