Humans in Space

Commercial Resupply
Humans in Space
International Space Station (ISS)
Johnson Space Center
Kennedy Space Center
Missions
NASA Headquarters
SpaceX Commercial Resupply
The 34th SpaceX commercial resupply mission under contract with NASA is headed to the International Space Station with new scientific experiments after lifting off at 6:05 p.m. EDT Friday on a Falcon 9 rocket from Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida. The SpaceX spacecraft, loaded with nearly 6,500 pounds […]
Posted May 16, 2026
ISS Research
Humans in Space
International Space Station (ISS)
Expedition 74 astronauts aboard the International Space Station are uncovering how bacteria that causes pneumonia can lead to long-term damage in the heart.
Posted May 13, 2026
Humans in Space
CHAPEA Mission 2
Crew Health and Performance Exploration Analog (CHAPEA)
General
Human Research Program
The four crew members of NASA’s Mars simulation recently marked 200 days into their 378-day Red Planet mission on May 7. Currently, the crew is in a simulated two‑week loss‑of‑signal period that mimics a Mars-Earth communications blackout when Mars moves behind the Sun.
Posted May 7, 2026
General
Humans in Space
In-flight Education Downlinks
International Space Station (ISS)
Learning Resources
Students in Florida will hear from NASA astronaut Chris Williams as he answers prerecorded science, technology, engineering, and mathematics (STEM) questions while aboard the International Space Station. The Earth-to-space call will begin at 11 a.m. EDT Friday, May 8, and will stream live on the agency’s Learn With NASA YouTube channel.
Posted May 5, 2026
In-flight Education Downlinks
Humans in Space
International Space Station (ISS)
Johnson Space Center
Learning Resources
NASA Headquarters
Students in Missouri will hear from NASA astronauts Jessica Meir and Jack Hathaway as they answer prerecorded science, technology, engineering, and mathematics (STEM) questions while aboard the International Space Station. The Earth-to-space call will begin at 10:50 a.m.
Posted April 24, 2026
Humans in Space
Commercial Crew
Commercial Space
International Space Station (ISS)
ISS Research
Johnson Space Center
Space Operations Mission Directorate
As part of NASA’s SpaceX Crew-13 mission, four crew members from three space agencies will launch no earlier than mid-September to the International Space Station for a long-duration science expedition. NASA astronauts Jessica Watkins and Luke Delaney will serve as spacecraft commander and pilot, respectively.
Posted April 24, 2026
General
Exploration Systems Development Mission Directorate
Glenn Research Center
Human Space Travel Research
Humans in Space
Johnson Space Center
Marshall Space Flight Center
NASA Centers & Facilities
NASA Directorates
Science & Research
Technology
Technology for Space Travel
On every crewed mission, NASA packs pouches of a potentially life-saving liquid in its cargo, known as IV (or intravenous) fluid. A simple mix of sodium chloride and purified water, it can treat up to 30% of medical conditions in flight, resolving things like dehydration, burns, and more. Crewed missions beyond low Earth orbit into […]
Posted April 23, 2026
Humans in Space
Anil Menon
Astronauts
International Space Station (ISS)
Missions
Editor’s Note: This advisory was updated on April 23, 2026, to extend the deadline for phone RSVPs, as well as to correctly state that Anil Menon is a colonel in the United States Space Force. NASA will host a news conference at 1:45 p.m. EDT Wednesday, April 29, from the agency’s Johnson Space Center in […]
Posted April 22, 2026
International Space Station (ISS)
Humans in Space
ISS Research
Space Operations Mission Directorate
NASA will provide live coverage of the launch and docking of a Roscosmos cargo spacecraft carrying about three tons of food, fuel, and supplies for the crew aboard the International Space Station. The unpiloted Progress 95 resupply spacecraft is scheduled to launch at 6:21 p.m. EDT on Saturday, April 25 (3:21 a.m. Baikonur time on […]
Posted April 21, 2026
SpaceX Commercial Resupply
Commercial Resupply
Humans in Space
International Space Station (ISS)
Johnson Space Center
Kennedy Space Center
NASA Headquarters
Media accreditation is open for the next U.S. launch to deliver NASA science investigations, supplies, and equipment to the International Space Station. This launch is the 34th SpaceX Commercial Resupply Services mission to the orbital laboratory for NASA and will lift off on the company’s Falcon 9 rocket.
Posted April 20, 2026
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