Spacewalkers Wrap Up Battery Work, Prepare for Future Upgrades

Today’s 6h 1m ISS EVA resembled “Route 66” for Expedition 63 astronauts Chris Cassidy and Bob Behnken. […]

NASA Outlines Upcoming Spacewalks; Crew Dragon Return NET Aug 2

Expedition 63 Commander Chris Cassidy (left) and Flight Engineer Bob Behnken work with Extravehicular Mobility Units (EMUs) in the Quest airlock. Photo Credit: NASA

Two U.S. astronauts will venture outside the International Space Station (ISS) on Friday to begin the homestretch in a three-year-plus sequence of spacewalks to remove outdated nickel-hydrogen batteries from the […]

Cassidy, Behnken Primed for Spacewalks at Month's End

NASA astronauts Chris Cassidy and Bob Behnken will conduct two spacewalks at the end of this month to continue upgrading power systems at the International Space Station. Photos: NASA

With the U.S. Operational Segment (USOS) of the International Space Station (ISS) newly replenished to three members, following the recent arrival of Dragon Endeavour crewmen Doug […]

For All Womankind: Koch and Meir Complete Historic All-Female Spacewalk

Christina Koch (with red stripes) was making her fourth career Extravehicular Activity (EVA), whilst Jessica Meir became the 14th U.S. woman and the 15th woman in history—when one also counts Russia’s Svetlana Savitskaya—to perform a spacewalk. Photo Credit: NASA

Thirty-five years to the month since Kathy Sullivan carved her name in the annals of […]

Spacewalkers Begin Three-Week EVA Marathon to Replace Space Station Batteries

Today’s battery replacement task centered on the P-6 truss segment, circled. Photo Credit: NASA/Twitter

Veteran spacewalkers Christina Koch and Drew Morgan wrapped up a multi-hour session of Extravehicular Activity (EVA) yesterday to begin replacing old nickel-hydrogen batteries in the P-6 truss of the International Space Station (ISS) with upgraded lithium-ion units and associated adapter […]

Flying Free With Meade and Lee: Remembering STS-64, 25 Years On (Part 1)

Twenty-five years ago, this month, STS-64 astronauts Mark Lee (pictured here) and Carl Meade performed the first untethered spacewalk with the Simplified Aid for EVA Rescue (SAFER). Photo Credit: NASA

On 123 occasions between March 1965 and September 1994, astronauts and cosmonauts had clambered outside their spacecraft and maneuvered themselves around in the harsh […]

Spacewalkers Install IDA-3 for SpaceX & Boeing; ISS Ready for Commercial Crews

Spacewalkers Nick Hague (top) and Andrew Morgan install the International Docking Adapter (IDA-3) to the Pressurized Mating Adapter on top of the station’s Harmony module. Credits: NASA

Veteran spacewalker Nick Hague and recently-arrived Expedition 60 crewmate Drew Morgan ventured outside the International Space Station (ISS) earlier today (Wednesday) to cap off preparations for the […]

On International Women's Day, NASA Looks Forward to First All-Female EVA in Late March; Koch Tapped for Longer ISS Stay

Anne McClain and David Saint-Jacques at work with U.S. space suits in the Quest airlock aboard the International Space Station (ISS). Photo Credit: NASA

As the world observes International Women’s Day today (Friday, 8 March), we are reminded not only of the past accomplishments of female spacefarers—including Valentina Tereshkova, the first woman in […]

'More Confidence Than Ever': Remembering Apollo 9, Launched 50 Years Ago (Part 2)

Balanced on the Lunar Module porch – with one of the footpads visible ‘below’ him – Rusty Schweickart puts the lunar suit through its paces on Apollo 9, 50 years ago, this month. Photo Credit: NASA

Early on 5 March 1969, two men floated through a tunnel from their command ship into a […]

'They Didn't Have a Clue': Remembering Endeavour's STS-57 Mission, A Quarter-Century On

With the Remote Manipulator System (RMS) arm deftly operated by Nancy Sherlock, astronauts David Low and Jeff Wisoff are maneuvered around Endeavour’s payload bay. The Spacehab module is clearly visible in the foreground. Photo Credit: NASA

June has always been a significant month in the annals of women in space. In June 1963, […]