Marc faced his final days with the same strength, clarity and grace that defined his life,” his wife Pam Garneau wrote in a statement.

The Axiom Space Ax-4 mission is set to liftoff this month in a new SpaceX Dragon spacecraft. Here's what we know.

One newly unveiled key element is the "Transporter," a vehicle that can be launched on a single Blue Origin New Glenn rocket ...

"I see so much of my job as not just telling you a story but taking you somewhere," says the bestselling author of "Daisy ...

Under the proposed budget, several major projects, such as the Mars Sample Return and the Space Launch System, would face ...

The four-member crew also has astronauts from Poland and Hungary – countries that, like India, are sending their nationals to ...

The decades-long struggle to keep astronauts healthy in space led to numerous health care advancements here on Earth, a new ...

NASA's space shuttle Endeavor touched down safely for the final time at the Kennedy Space Center in Florida after spending ...

Blue Origin's next suborbital flight is scheduled to launch on Saturday (May 31), carrying a diverse crew of educators, ...

Space Shuttle Endeavour is scheduled to rise off Pad 39B at Kennedy Space Center Wednesday, carrying a load that cannot be weighed with conventional scales. When the seven astronauts ride the ...

After carrying Lauren Sánchez, Amanda Nguyen, Katy Perry, Gayle King, Aisha Bowe, and Kerianna Flynn to space back in April, ...

Blue Origin's next crew includes business figures and entrepreneurs after the high-profile mission featuring Katy Perry and ...