extravehicular activity

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extravehicular activity

(eks-tră-vi-hik -yŭ-ler) See EVA.

extravehicular activity

[¦ek·strə·və′hik·yə·lər ak′tiv·əd·ē]
(aerospace engineering)
Activity conducted outside a spacecraft during space flight.
References in periodicals archive ?
The main objective for the spacewalk was to install a docking port on the side of the space station, known as the International Docking Adapter-3 (IDA-3).
Expedition 60 Flight Engineers Nick Hague and Andrew Morgan of NASA will begin their planned six-and-a-half-hour spacewalk from inside the Quest airlock about 8:20 a.m.
NASA said McClain realised during her first spacewalk with fellow astronaut Nick Hague that a medium-sized hard upper torso, which the agency calls "the shirt of the spacesuit," fitted her best.
NASA and spaceflight in general continue to see new milestones happen as an all-female crew is set to do a spacewalk just after the successful launch of Elon Musk's Crew Dragon space capsule.
McClain is scheduled to spacewalk on April 7 for the second time, having done so already on March 22.
During repressurization of the station's airlock following the spacewalk, a spacesuit configuration issue put the suit Mastracchio was wearing in question for the next excursion - specifically whether water entered into the suit's sublimator inside the airlock.
We do our best to anticipate the spacesuit sizes that each astronaut will need, based on the spacesuit size they wore in training on the ground, and in some cases astronauts train in multiple sizes," she said in explaining the problem that hampered Friday's planned spacewalk.However, individuals' sizing needs may change when they are on orbit, in response to the changes living in microgravity can bring about in a body.
Anne McClain and Christina Koch had been due to step into history books in a spacewalk on Friday, during the final week of Women's History Month.
The next step was for flight controllers to turn on the power inside the fledgling station; electricity had been turned off to the cables before the spacewalk began, for the astronauts' safety.
The spacewalk will go ahead on Friday, but Ms Koch will now be accompanied by her male colleague Nick Hague, rather than Ms McClain.