| Its mission is not human exploration for its own sake, nor off-planet colonisation, yet human spaceflight consumes a large chunk of the budget. |
| In 1965 he became to first man to go on a spacewalk, and he still follows events in spaceflight from the sidelines. |
| It operates microgravity science payloads for ground and spaceflight research. |
| Currently, orbital spaceflight is available to those who are willing to pay the price. |
| When private companies enter the field of manned spaceflight, those inherent risks could be magnified. |
| The first mission was described as the beginning of a new era of human spaceflight. |
