ISS Research

ISS Research
General
Humans in Space
International Space Station (ISS)
Science in Space April 2025 Humans have always been explorers, venturing by land and sea into unknown and uncharted places on Earth and, more recently, in space. Early adventurers often navigated by the Sun and stars, creating maps that made it easier for others to follow. Today, travelers on Earth have sophisticated technology to guide […]
Posted April 25, 2025
International Space Station (ISS)
Astronauts
Humans in Space
ISS Research
Johnson Space Center
Media are invited to a news conference at 2 p.m. EDT Monday, April 28, at NASA’s Johnson Space Center in Houston where astronaut Don Pettit will share details of his recent mission aboard the International Space Station. The news conference will stream live on NASA’s website. Learn how to stream NASA content through a variety […]
Posted April 23, 2025
International Space Station (ISS)
Commercial Resupply
ISS Research
Johnson Space Center
Kennedy Space Center
SpaceX Commercial Resupply
Following the successful launch of NASA’s SpaceX 32nd Commercial Resupply Services mission, new scientific experiments and supplies are bound for the International Space Station. The SpaceX Dragon spacecraft, carrying approximately 6,700 pounds of cargo to the orbiting laboratory for NASA, lifted off at 4:15 a.m.
Posted April 21, 2025
International Space Station (ISS)
Expedition 72
Humans in Space
ISS Research
NASA astronaut Don Pettit returned to Earth Saturday, accompanied by Roscosmos cosmonauts Alexey Ovchinin and Ivan Vagner, concluding a seven-month science mission aboard the International Space Station. The trio departed the space station at 5:57 p.m.
Posted April 20, 2025
International Space Station (ISS)
Humans in Space
ISS Research
Johnson Space Center
Editor’s Note: This advisory was updated on April 21, 2025, to reflect updated start times for the spacewalk and associated NASA+ broadcast on Thursday, May 1. Two NASA astronauts will venture outside the International Space Station, conducting U.S. spacewalk 93 on Thursday, May 1, to complete station upgrades.
Posted April 18, 2025
Astronauts
Humans in Space
International Space Station (ISS)
ISS Research
Johnson Space Center
Nichole Ayers
STEM Engagement at NASA
Students from Woodland Park, Colorado, will connect with NASA astronaut Nichole Ayers as she answers prerecorded science, technology, engineering, and mathematics-related questions from aboard the International Space Station. Watch the 20-minute space-to-Earth call at 11:55 a.m. EDT on Monday, April 21, on the NASA STEM YouTube Channel.
Posted April 17, 2025
ISS Research
Donald R. Pettit
Expedition 72
Humans in Space
International Space Station (ISS)
NASA astronaut Don Pettit is scheduled to return home in mid-April after a seven-month mission aboard the International Space Station as part of Expedition 72.
Posted April 17, 2025
SpaceX Commercial Resupply
Commercial Resupply
Expedition 73
General
International Space Station (ISS)
ISS Research
NASA and SpaceX are targeting no earlier than 4:15 a.m. EDT on Monday, April 21, for the next launch to deliver scientific investigations, supplies, and equipment to the International Space Station.
Posted April 17, 2025
Kennedy Space Center
Commercial Resupply
Get Involved
International Space Station (ISS)
ISS Research
SpaceX Commercial Resupply
Virtual Guest Program
NASA invites the public to participate in virtual activities ahead of the launch of SpaceX’s 32nd commercial resupply services mission for the agency. NASA and SpaceX are targeting launch at 4:15 a.m. EDT Monday, April 21, from Launch Complex 39A at NASA’s Kennedy Space Center in Florida. In addition to food, supplies, and equipment for […]
Posted April 16, 2025
Commercial Space
Commercial Crew
Humans in Space
International Space Station (ISS)
ISS Research
Johnson Space Center
Low Earth Orbit Economy
Space Operations Mission Directorate
As part of NASA’s SpaceX Crew-11 mission, four crew members from three space agencies will launch in the coming months to the International Space Station for a long-duration science expedition aboard the orbiting laboratory.
Posted March 27, 2025
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