In Alaska, 5 percent of the land is covered by glaciers that are losing a lot of ice and contributing…
NASA Administrator Jim Bridenstine is seen during a NASA town hall event, Monday, April 1, 2019 at NASA Headquarters in…
NASA astronaut Anne McClain displays a spacesuit glove that is part of an Extravehicular Mobility Unit, or spacesuit, worn during…
NASA astronaut Christina Koch participates in her first spacewalk to upgrade the International Space Station's power storage capacity.
Spacewalkers and NASA astronauts Christina Koch and Nick Hague (suit with red stripe on legs) retrieve hardware to continue upgrading…
NASA astronaut Nick Hague participates in his second spacewalk to upgrade the International Space Station's power storage capacity.
Spacewalker and NASA astronaut Christina Koch retrieves hardware to continue upgrading the International Space Station's power storage capacity.
Spacewalkers and NASA astronauts Christina Koch (center top) and Nick Hague (suit with red stripe on legs) swap batteries and…
NASA astronaut Christina Koch exits the Quest airlock shortly after setting her U.S. spacesuit to battery power beginning her first…
City lights and the aurora are pictured during a nighttime pass as the International Space Station orbited 256 miles above…
