<p>Two NASA astronauts have completed the 13th spacewalk at the International Space Station (ISS) this year, the agency said, days after the event was postponed over a debris risk.</p>.<p>Astronauts Thomas Marshburn and Kayla Barron headed outside the space laboratory on Thursday, replacing a faulty antenna and restoring its capability.</p>.<p>"It was awesome!" Barron said after completing her first spacewalk, according to a tweet NASA posted.</p>.<p><strong>Also Read | <a href="https://www.deccanherald.com/science-and-environment/nasa-aims-to-replace-iss-with-a-commercial-space-station-by-2030-1056451.html">NASA aims to replace ISS with a commercial space station by 2030</a></strong></p>.<p>The duo also "did some get-ahead tasks for future spacewalks," the US agency said, adding that the astronauts returned to the station after six hours and 32 minutes.</p>.<p>The spacewalk, scheduled to take place on Tuesday, was postponed after NASA received a "debris notification" for the orbital outpost.</p>.<p>In a subsequent statement, the agency said Houston experts were assessing a fresh risk from orbital rocket debris that may pass close to the ISS on Friday.</p>.<p>"Mission Control is working with NASA's international partners to prepare for a possible debris avoidance manoeuvre," they said.</p>.<p><strong>Also Read: <a href="https://www.deccanherald.com/science-and-environment/nasa-moves-moon-landing-deadline-back-to-2025-1053666.html" target="_blank">NASA moves moon landing deadline back to 2025</a></strong></p>.<p>NASA footage showed Marshburn catching a ride on the robotic arm to move around the ISS before getting to work on the antenna.</p>.<p>The spacewalk was the fifth for the astronaut, a doctor who flew aboard a Space Shuttle in 2009 and a Russian Soyuz spacecraft in a mission from 2012-13.</p>.<p>Barron, who was selected for the NASA astronaut corps in 2017, previously served as a submarine warfare officer for the US Navy.</p>.<p><strong>Also Read | <a href="https://www.deccanherald.com/science-and-environment/delving-into-nasas-mission-to-knock-an-asteroid-off-course-1055133.html">Delving into NASA's mission to knock an asteroid off course</a></strong></p>.<p>The pair arrived at the ISS on November 11 aboard SpaceX's Crew Dragon Endurance with NASA's Crew-3 mission for a six-month stay.</p>.<p>The ISS marked 21 years of continuous human presence this month, NASA said on its website.</p>.<p>During that period, they said, it had hosted 249 people from 19 nations who had taken part in thousands of research projects.</p>.<p><strong>Watch the latest DH Videos here:</strong></p>
<p>Two NASA astronauts have completed the 13th spacewalk at the International Space Station (ISS) this year, the agency said, days after the event was postponed over a debris risk.</p>.<p>Astronauts Thomas Marshburn and Kayla Barron headed outside the space laboratory on Thursday, replacing a faulty antenna and restoring its capability.</p>.<p>"It was awesome!" Barron said after completing her first spacewalk, according to a tweet NASA posted.</p>.<p><strong>Also Read | <a href="https://www.deccanherald.com/science-and-environment/nasa-aims-to-replace-iss-with-a-commercial-space-station-by-2030-1056451.html">NASA aims to replace ISS with a commercial space station by 2030</a></strong></p>.<p>The duo also "did some get-ahead tasks for future spacewalks," the US agency said, adding that the astronauts returned to the station after six hours and 32 minutes.</p>.<p>The spacewalk, scheduled to take place on Tuesday, was postponed after NASA received a "debris notification" for the orbital outpost.</p>.<p>In a subsequent statement, the agency said Houston experts were assessing a fresh risk from orbital rocket debris that may pass close to the ISS on Friday.</p>.<p>"Mission Control is working with NASA's international partners to prepare for a possible debris avoidance manoeuvre," they said.</p>.<p><strong>Also Read: <a href="https://www.deccanherald.com/science-and-environment/nasa-moves-moon-landing-deadline-back-to-2025-1053666.html" target="_blank">NASA moves moon landing deadline back to 2025</a></strong></p>.<p>NASA footage showed Marshburn catching a ride on the robotic arm to move around the ISS before getting to work on the antenna.</p>.<p>The spacewalk was the fifth for the astronaut, a doctor who flew aboard a Space Shuttle in 2009 and a Russian Soyuz spacecraft in a mission from 2012-13.</p>.<p>Barron, who was selected for the NASA astronaut corps in 2017, previously served as a submarine warfare officer for the US Navy.</p>.<p><strong>Also Read | <a href="https://www.deccanherald.com/science-and-environment/delving-into-nasas-mission-to-knock-an-asteroid-off-course-1055133.html">Delving into NASA's mission to knock an asteroid off course</a></strong></p>.<p>The pair arrived at the ISS on November 11 aboard SpaceX's Crew Dragon Endurance with NASA's Crew-3 mission for a six-month stay.</p>.<p>The ISS marked 21 years of continuous human presence this month, NASA said on its website.</p>.<p>During that period, they said, it had hosted 249 people from 19 nations who had taken part in thousands of research projects.</p>.<p><strong>Watch the latest DH Videos here:</strong></p>