Human Spaceflight

"I think motherhood eventually has to become a bigger part of the conversation if we're serious when we talk about humanity having a sustained presence beyond Earth."

On Thursday (Oct. 1), SpaceX's four-person Crew-13 mission launched toward the International Space Station. Here's a striking IR view of the liftoff.

As SpaceX's Crew-13 mission heads for the International Space Station, it restores a numbered designation not seen in U.S. crewed spaceflight in more than 50 years.

NASA's SpaceX Crew-13 rocket and spacecraft sit on the launch pad.

Research reveals that human cells exposed to simulated microgravity for 24 hours show surprisingly few changes and suggests gravity could become a form of therapy on Earth.

NASA is sticking with Boeing's beleaguered Starliner astronaut taxi but says the vehicle won't be ready to fly crewed missions to the International Space Station until 2028.

Windows are key to astronauts' comfort and mental health, but they pose risks to a spacecraft's structural integrity. Here's a look at how engineers make them work.

SpaceX just got nearly a billion dollars from NASA to fly three more astronaut missions to the International Space Station, bringing the company's total commercial crew haul to $5.92 billion.

NASA's 2025 astronaut candidate class is in the midst of important outdoor training.

NASA astronaut Frank Culbertson saw the immediate aftermath of the 9/11 attacks from the International Space Station in 2001. His view and his reaction were captured on video.