Erik Seedhouse

2011

Sustaining Explorers During Interplanetary
Missions

In 2009, with the International Space Station (ISS) declared fully operational, NASA and its partners ushered in a new era of spaceflight: permanent human presence in low Earth orbit (LEO). As the culmination of decades of manned spaceflight activities, the ISS focuses attention on what has been learned to date and on what must still be learned before humans can embark on future exploration endeavors.