[NASA] NASA Sets Coverage for Roscosmos Spacewalk Outside Space Station

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Roscosmos cosmonaut Sergey Ryzhikov is pictured at the end of the European robotic arm as he works on a high‑resolution camera during a six‑hour, nine‑minute spacewalk outside the International Space Station on Oct. 16, 2025.

Credit: NASA

NASA will provide live coverage on Wednesday, May 27, as two Roscosmos cosmonauts conduct a spacewalk outside the International Space Station. The spacewalk is scheduled to begin at approximately 10:15 a.m. EDT and last roughly five hours.

Watch NASA’s live coverage beginning at 9:45 a.m. on

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International Space Station Expedition 74 commander Sergey Kud-Sverchkov and flight engineer Sergei Mikaev will install a solar radiation experiment on the Zvezda service module and remove other science hardware from the Poisk and Nauka modules of the orbiting complex’s Roscosmos segment. If time allows, the duo also will photograph one of the Progress 94 cargo spacecraft’s Kurs rendezvous antennas, which

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in March following its launch to the space station.

This Roscosmos spacewalk will be the second for Kud-Sverchkov and the first for Mikaev. Kud-Sverchkov will wear a spacesuit with red stripes, and Mikaev will wear a spacesuit with blue stripes. It will be the 279th spacewalk in support of space station assembly, maintenance, and upgrades.

To learn more about International Space Station research, operations, and its crews, visit:

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-end-

Josh Finch / Jimi Russell
Headquarters, Washington
202-358-1100
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Sandra Jones
Johnson Space Center, Houston
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Last Updated

May 22, 2026

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Jennifer M. Dooren

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