Discover the beauty of Baden, Switzerland, in this 4K walking tour filmed on a wonderfully sunny day. Stroll through the old ...

The first astronauts in more than 40 years from India, Poland and Hungary have arrived at the International Space Station, ferried there by SpaceX on a private flight.

NASA astronaut Suni Williams, honored at Merrimack College's graduation, reflected on her 286-day space mission and announced plans to run the Boston Marathon in 2026.

NASA astronaut Chris Williams will launch on his first mission to the International Space Station, on a Russian Soyuz rocket with two cosmonaut colleagues, as early as November.

NASA astronaut Suni Williams returned to Earth after a planned eight-day mission turned into a nine-month stay on the ISS.

Nearly two weeks after returning from a nine-month stay in space, NASA astronauts Butch Wilmore and Suni Williams share more details about their journey.