As NASA’s moon-landing plans with SpaceX hang in the balance, other bold ideas are quietly starting to take shape.

Among the trailblazing women, those who had long aspired to spaceflight learned to fly airplanes in hopes of improving their ...

In the vast silence of space, where every second counts and precision isn't just a luxury—it's survival—astronauts have long ...

The choice of the Boeing 747 as the primary aircraft to ferry the Space Shuttle orbiter was a decision rooted in the jumbo ...

Her determination eventually led her to join NASA and take a leading role in building the International Space Station through ...

MIT astronauts aboard the International Space Station—and the MIT researchers who have sent up experiments—have advanced our ...

The Hubble Space Telescope was originally expected to last about 15 years in orbit, before its optical surfaces became too ...

Humans have been in space onboard the ISS continuously for 25 years. As the station nears its end, new commercial habitats are lining up to take its place ...

In 1978, Ride and five other women became the first group of female astronauts in the U.S. A new book by a longtime curator ...

I got a quick lesson in confidence a few weeks ago, while covering an event at NASA’s Johnson Space Center. Thanks to ...

The International Space Station is marking 25 years of nonstop human presence in orbit. Nearly 300 people have lived aboard ...

Children peered through telescopes, made models with 3D pens, and chatted with an astronaut Wednesday night at a Space ...