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4 Astronauts Reach International Space Station To Replace NASA Crew
The International Space Station returned to full strength with Saturday's arrival of four new astronauts to replace colleagues who bailed early because of health concerns.
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Sunita Williams' Journey: What She Studied, How She Got Inspired And Became A NASA Legend
Celebrated NASA astronaut Sunita Williams completed nine spacewalks totalling 62 hours and six minutes-the most by a woman-and became the first person to run a marathon in space.
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Sunita Williams Ends 27-Year NASA Career: A Look At Her Pension And Post-Retirement Benefits
Sunita Williams won't receive a pension directly from NASA after retirement. Instead, she'll be eligible for a pension under the Federal Employees Retirement System (FERS).
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NASA Astronaut Sunita Williams Retires After 27 Years of Space Service
NASA astronaut Sunita “Suni” Williams will retire in December 2025 after nearly three decades of service. A veteran of three space missions, she logged 608 days in orbit, led the ISS twice, and set records that continue to shape human spaceflight and future Artemis missions.
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After 27 Years, 3 Missions, 608 Days In Space, Sunita Williams Retires
The retirement, announced by NASA on Tuesday, came into effect just after last Christmas, on December 27, 2025.
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No Doctors in Space: How NASA Handles Medical Emergencies on the ISS
A medical emergency aboard the International Space Station has highlighted how NASA protects astronaut health in orbit. With no doctors on the ISS, crews rely on extensive medical training, onboard equipment, and real-time telemedicine with flight surgeons on Earth. If needed, spacecraft such as Crew Dragon or Soyuz can quickly return astronauts ho...
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NASA to Preview Upcoming ISS Spacewalks Focused on Solar Array Upgrades in January 2026
NASA astronauts will conduct two spacewalks in January outside the International Space Station. Tasks include preparing for the roll-out of solar array installation, replacing cameras, and relocating fluid system jumpers. The spacewalks, part of Expedition 74, are critical for station maintenance, upgrades, and future operations, with the first spa...
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Russian Cosmonauts Complete Second Spacewalk to Install New Experiments on ISS Exterior
Two Russian cosmonauts completed a six-hour spacewalk outside the International Space Station, installing plasma and semiconductor experiments, servicing hardware, and preparing for future missions. The EVA, lasting nearly seven hours, marked the 277th in ISS history and advanced ongoing scientific research aboard the orbital outpost.
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Russian Cosmonauts Install Semiconductor Experiment During ISS Spacewalk
Two Russian cosmonauts, Sergey Ryzhikov and Alexey Zubritsky, carried out a six-hour spacewalk outside the ISS on Oct. 16, 2025. They installed the Ekran-M semiconductor experiment for growing ultra-thin materials in microgravity and safely jettisoned an outdated high-definition camera that will burn up upon re-entry.
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Chinese Astronauts Strengthen Tiangong’s Defenses Against Space Debris
On Aug. 15, Chinese astronauts Chen Dong and Wang Jie completed a 6.5-hour spacewalk to strengthen the Tiangong space station’s defenses against orbital debris. Working outside the station, they installed new protective panels and inspected external systems. The mission marked Chen Dong’s sixth career EVA—the most by a Chinese astronaut—and...
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4 Astronauts Reach International Space Station To Replace NASA Crew
The International Space Station returned to full strength with Saturday's arrival of four new astronauts to replace colleagues who bailed early because of health concerns.
-
Sunita Williams' Journey: What She Studied, How She Got Inspired And Became A NASA Legend
Celebrated NASA astronaut Sunita Williams completed nine spacewalks totalling 62 hours and six minutes-the most by a woman-and became the first person to run a marathon in space.
-
Sunita Williams Ends 27-Year NASA Career: A Look At Her Pension And Post-Retirement Benefits
Sunita Williams won't receive a pension directly from NASA after retirement. Instead, she'll be eligible for a pension under the Federal Employees Retirement System (FERS).
-
NASA Astronaut Sunita Williams Retires After 27 Years of Space Service
NASA astronaut Sunita “Suni” Williams will retire in December 2025 after nearly three decades of service. A veteran of three space missions, she logged 608 days in orbit, led the ISS twice, and set records that continue to shape human spaceflight and future Artemis missions.
-
After 27 Years, 3 Missions, 608 Days In Space, Sunita Williams Retires
The retirement, announced by NASA on Tuesday, came into effect just after last Christmas, on December 27, 2025.
-
No Doctors in Space: How NASA Handles Medical Emergencies on the ISS
A medical emergency aboard the International Space Station has highlighted how NASA protects astronaut health in orbit. With no doctors on the ISS, crews rely on extensive medical training, onboard equipment, and real-time telemedicine with flight surgeons on Earth. If needed, spacecraft such as Crew Dragon or Soyuz can quickly return astronauts ho...
-
NASA to Preview Upcoming ISS Spacewalks Focused on Solar Array Upgrades in January 2026
NASA astronauts will conduct two spacewalks in January outside the International Space Station. Tasks include preparing for the roll-out of solar array installation, replacing cameras, and relocating fluid system jumpers. The spacewalks, part of Expedition 74, are critical for station maintenance, upgrades, and future operations, with the first spa...
-
Russian Cosmonauts Complete Second Spacewalk to Install New Experiments on ISS Exterior
Two Russian cosmonauts completed a six-hour spacewalk outside the International Space Station, installing plasma and semiconductor experiments, servicing hardware, and preparing for future missions. The EVA, lasting nearly seven hours, marked the 277th in ISS history and advanced ongoing scientific research aboard the orbital outpost.
-
Russian Cosmonauts Install Semiconductor Experiment During ISS Spacewalk
Two Russian cosmonauts, Sergey Ryzhikov and Alexey Zubritsky, carried out a six-hour spacewalk outside the ISS on Oct. 16, 2025. They installed the Ekran-M semiconductor experiment for growing ultra-thin materials in microgravity and safely jettisoned an outdated high-definition camera that will burn up upon re-entry.
-
Chinese Astronauts Strengthen Tiangong’s Defenses Against Space Debris
On Aug. 15, Chinese astronauts Chen Dong and Wang Jie completed a 6.5-hour spacewalk to strengthen the Tiangong space station’s defenses against orbital debris. Working outside the station, they installed new protective panels and inspected external systems. The mission marked Chen Dong’s sixth career EVA—the most by a Chinese astronaut—and...
