Human spaceflight

Two Chinese astronauts installed more debris shielding on the Tiangong space station during a six-hour spacewalk on Friday (Sept. 26). It was the fourth EVA of the Shenzhou 20 mission.

Rather than the fearsome enemies of movies like "The Terminator," as we move into the universe, AIs can be our partners, our children, and perhaps even us.

NASA will discuss its upcoming Artemis 2 moon mission today (Sept. 24). Here's how to watch live.

Anna Menon, one of NASA's 10 new astronaut candidates, already has a spaceflight under her belt — SpaceX's Polaris Dawn mission to Earth orbit in September 2024.

Worries include broken windows and impacts to the local environment, tourism and fishing industries.

McArthur launched on two spaceflights, logging 213 days in orbit across her nearly 25 years, and held leadership positions at NASA's Johnson Space Center in Houston.

India successfully tested the parachute system for its Gaganyaan crew module ahead of its planned first-ever astronaut launch in 2027.

Magnetic fields can replace bulky centrifuges in space oxygen systems, making them lighter, more efficient and better suited for deep-space missions, a new study finds.

NASA will announce its new astronaut class in September, as well as details about the Artemis 2 crewed mission around the moon.

Scientists are calling attention to an extremely common health problem that's been making astronauts uncomfortable: sinus issues.