
Administrator Charles Bolder and other senior staff pose in front of the stacked MMS spacecraft, joined by Goddard MMS mission…

Posing in front of the stacked MMS spacecraft in the cleanroom are (left to right): Charles Bolden, Chris Scolese and…

This photo, taken from the CT-133 aircraft of research partner National Research Council of Canada, shows the NASA HU-25C Guardian…

NASA astronaut Reid Wiseman and European Space Agency astronaut Alexander Gerst (partially obscured), both Expedition 40/41 flight engineers, attired in…

Official portrait of astronaut John H. Glenn Jr., the first American to orbit Earth in a Project Mercury spacecraft.

The phrase “encircling the Earth” has a double entendre flavor to it in this picture showing all six Expedition 39…

All six Expedition 39 crew members gather in the Kibo laboratory aboard the International Space Station for an in-flight crew…

All six Expedition 39 crew members gather in the Kibo laboratory aboard the International Space Station for an in-flight crew…

Expedition 39 Commander Koichi Wakata of the Japan Aerospace Exploration Agency (JAXA) sits motionless while Flight Engineer Mikhail Tyurin of…

Expedition 40/41 backup crew member Terry Virts of NASA (front row, left) signs a ceremonial book at the Gagarin Museum.