Mike Foreman and Robert Satcher begin their spacewalk
The spacewalk began at 9:24am and is expected to last for 6.5 hours.
This page will be updated as the spacewalk progresses.
[update: 12:27pm EST] Robert Satcher is at the JEM robotic arm performing activation tasks and lubricating the end effector mechanism.
[update: 12:35pm EST] Mike Foreman is installing a netork cable betweek the US Unity and Russian Zarya modules.
[update: 12:58pm EST] Spacewalkers are ahead of the timeline. Mission managers are planning get-ahead tasks.
[update: 1:55pm EST] Get-ahead task added to deploy an outboard payload attachment system.
[update: 2:40pm EST] Tough bolt causing problems at payload attachment system. Bolt remains stuck after using a pistol grip tool and a hammer.
[update: 2:55pm EST] Spacewalkers free stuck bolt. During the cooler temperatures of a night pass, Foreman banged the bolt with a hammer while Satcher wiggled it.
Spacewalkers at the truss
[update: 3:40pm EST] Cleanup underway, spacewalk 1 is nearly over.
[update: 3:48pm EST] Robert Satcher returns to airlock.
[update: 3:52pm EST] Mike Foreman returns to airlock.
Mike Foreman at the airlock
[update: 4:01pm EST] Spacewalk 1 over. Total duration 6 hours 37 minutes.
Images credit: NASA TV