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Video: Expedition 50 spacewalk highlights
Video highlight reel of Expedition 50 commander Shane Kimbrough and flight engineer Peggy Whitson conducting six-hour 32-minute spacewalk on Jan. 6.
Video: Narrated preview of Jan. 6 spacewalk
This is a narrated animation previewing the steps and activities to be performed by the International Space Station astronauts during the battery replacement spacewalk on Jan. 6.
Video: NASA officials preview space station battery replacement spacewalks
From the Johnson Space Center in Houston, officials from NASA brief reporters on two upcoming spacewalks outside the International Space Station to replace aging batteries in the outpost's power grid.
Astronauts set for Friday spacewalk
Two astronauts plan to venture outside the International Space Station Friday, taking over from earlier robotic arm operations to help replace a set of batteries used to store power from one of the lab's four sets of solar arrays.
Shuttle engine delivered to Orion service module assembly site
A former space shuttle orbital maneuvering system engine has been delivered to Germany for attachment to the European-built service module destined to steer NASA's next Orion spacecraft on a course around the moon on an uncrewed test flight in late 2018.
Space station battery work starts New Year’s Eve
Working over the New Year holiday weekend, robot arm operators at the Johnson Space Center will begin a complex procedure to replace 12 aging batteries in the International Space Station's solar power system with six state-of-the-art lithium-ion power packs, a multi-step process over the next two weeks that will require two spacewalks to complete.
Piers Sellers, shuttle astronaut and renowned climate researcher, dies at 61
Former astronaut Piers Sellers, a British-born climate scientist who flew on three space shuttle missions to help construct the International Space Station, has died of pancreatic cancer at the age of 61.
Spending Christmas in space
A Christmas Eve reading from the book of Genesis by the Apollo 8 astronauts -- commander Frank Borman, lunar module pilot Bill Anders and command module pilot Jim Lovell -- from lunar orbit in 1968.
STS-125: Launch of final Hubble servicing call
Atlantis blasted off on May 11, 2009 for the final space shuttle mission to service the Hubble Space Telescope, a dramatic flight that prepared the iconic observatory for a new revolution of discovery
SpaceX’s first crew launch moved back to 2018
Astronauts will not fly to the International Space Station on SpaceX's Crew Dragon spaceship until at least May 2018, NASA said this week, missing a previous target launch date at the end of next year.