The ESSCA II contract will deliver engineering and science services for NASA centers, including Marshall Space Flight Center.

NASA is less than two weeks from fueling up the rocket that will take Americans on the first trip to the moon in over 50 ...

Just a week after their unprecedented return to Earth following a medical issue onboard the International Space Station, the ...

A new study reveals spaceflight physically shifts astronauts’ brains inside the skull, with changes lasting months after return, raising new questions about microgravity’s hidden effects on human ...

Human spaceflight has entered a phase where one company effectively controls the only operational ride to orbit for professional crews and most private passengers. SpaceX has turned what was once a ...

Wednesday marks 40 years since the NASA space shuttle Challenger broke apart after lifting off, killing all seven people on ...