ESA astronaut Tim Peake set out to discover if he could make himself dizzy on board the International Space Station. His NASA crewmate Tim Kopra lent a hand to put Tim in a spin.
SpaceX chief Elon Musk shed light on his new plan to send an unmanned spaceship to Mars as early as 2018, as part of his quest to some day colonize the Red Planet.
There is a small but growing set of people who have had the opportunity to see the Earth as a planet, and view its changing seasons and weather patterns from above. Astronauts are a rare breed: men, and, increasingly, women, ...
This stunning Earth image taken by the Expedition 47 crew on May 31, 2016, from the International Space Station looks from northwestern China on the bottom into eastern Kazakhstan.
An upcoming NASA astrophysics mission will uncover the physics governing the ultra-dense interiors of neutron stars. Using the same platform, the mission will demonstrate trailblazing space navigation technology.
Expedition 47 Flight Engineer Tim Peake of the European Space Agency photographed rare, high-altitude noctilucent or "night shining" clouds from the International Space Station on May 29, 2016.
Space station astronauts opened the world's first inflatable space habitat Monday and floated inside.
On May 11, a sealed capsule containing fungi and bacteria fell from the sky and splashed down in the Pacific Ocean. Microbiologist Kasthuri Venkateswaran could hardly wait to see what was inside it.
Facebook chief Mark Zuckerberg took the leading social network on a new journey Wednesday, with a live-streamed chat with astronauts on the International Space Station.