International Space Station (ISS)

Johnson Space Center
Commercial Space
Humans in Space
International Space Station (ISS)
People of Johnson

Station Nation: Meet Megan Harvey, Utilization Flight Lead and Capsule Communicator 

Megan Harvey is a utilization flight lead and capsule communicator, or capcom, in the Research Integration Office at NASA’s Johnson Space Center in Houston. She integrates science payload constraints related to vehicles’ launch and landing schedules.
Posted May 21, 2025
Commercial Resupply
International Space Station (ISS)
ISS Research
SpaceX Commercial Resupply

NASA Sets Coverage for 32nd SpaceX Resupply Mission Departure

Editor’s Note: This advisory was updated on May 22, 2025, as NASA and SpaceX are standing down from Thursday’s undocking opportunity of Dragon. NASA will provide additional information on the next undocking opportunity as available.
Posted May 20, 2025
Biological & Physical Sciences
International Space Station (ISS)
Science-enabling Technology
Technology Highlights

Unearthly Plumbing Required for Plant Watering in Space

NASA is demonstrating new microgravity fluids technologies to enable advanced “no-moving-parts” plant-watering methods aboard spacecraft. Crop production in microgravity will be important to provide whole food nutrition, dietary variety, and psychological benefits to astronauts exploring deep space.
Posted May 20, 2025
Humans in Space
In-flight Education Downlinks
International Space Station (ISS)
Johnson Space Center
Learning Resources
NASA Headquarters

NASA, International Astronauts Address Students from New York, Ohio

NASA astronaut Nichole Ayers and JAXA (Japan Aerospace Exploration Agency) astronaut Takuya Onishi will answer prerecorded questions submitted by middle and high school students from New York and Ohio. Both groups will hear from the astronauts aboard the International Space Station in two separate events. The first event at 10:20 a.m.
Posted May 16, 2025
ISS Research
International Space Station (ISS)

Spacewalk Research and Technology

Science in Space: May Crew members on the International Space Station periodically conduct spacewalks to perform a variety of tasks such as installing, upgrading, and repairing equipment.
Posted May 15, 2025
Humans in Space
Commercial Space
International Space Station (ISS)
Johnson Space Center
NASA Headquarters

NASA to Participate in Next Private Astronaut Mission Teleconference

NASA will join a media teleconference hosted by Axiom Space at 10:30 a.m. EDT, Tuesday, May 20, to discuss the launch of Axiom Mission 4 (Ax-4), the fourth private astronaut mission to the International Space Station. Briefing participants include: To join the call, media must register with Axiom Space by 12 p.m., Monday, May 19, […]
Posted May 14, 2025
Earth
International Space Station (ISS)

Lightning in Southeast Asia

A flash of lightning shines brighter than the lights of nearby cities in this Oct. 29, 2024, image taken by astronaut Don Pettit while aboard the International Space Station. At the time of this photograph, little to no moonlight illuminated the scene. This allows astronauts to see and photograph a variety of light sources with […]
Posted May 13, 2025
NASA Headquarters
International Space Station (ISS)
Johnson Space Center

NASA Astronauts to Answer Questions from Students in New York

NASA astronauts Nichole Ayers and Anne McClain will answer prerecorded questions about science, technology, engineering, and mathematics from students in Bethpage, New York. The two astronauts are currently aboard the International Space Station. Watch the 20-minute Earth-to-space call at 12:45 p.m.
Posted May 9, 2025
Anne C. McClain
International Space Station (ISS)

NASA Astronaut Anne McClain Works on Space Station

In this May 1, 2025, photo taken by fellow NASA astronaut Nichole Ayers, Anne McClain works near one of the International Space Station’s main solar arrays during a spacewalk. During the May 1 spacewalk – McClain’s third and Ayers’ first – the astronaut pair relocated a space station communications antenna and completed the initial mounting […]
Posted May 8, 2025
Astrophysics
Black Holes
Galaxies, Stars, & Black Holes
Galaxies, Stars, & Black Holes Research
International Space Station (ISS)
ISS Research
NICER (Neutron star Interior Composition Explorer)
Science & Research
Supermassive Black Holes
The Universe
X-ray Astronomy

NASA’s NICER Maps Debris From Recurring Cosmic Crashes

Lee esta nota de prensa en español aquí. For the first time, astronomers have probed the physical environment of repeating X-ray outbursts near monster black holes thanks to data from NASA’s NICER (Neutron star Interior Composition Explorer) and other missions.
Posted May 6, 2025
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