NASA's new Orion spacecraft returned to dry land in Southern California after a test flight that ended with a plunge into the Pacific Ocean.
Fighting viruses is a regular battle for your body, one it routinely wins if it has a healthy immune system. But compromised systems, as experienced occasionally by astronauts during space flights, can allow viruses to return.
The astronauts aboard the International Space Station dimmed the lights, turned off unnecessary equipment and put off science work Thursday as NASA scrambled to figure out what's wrong with a key cooling unit.
Lightning illuminates the area it strikes on Earth but the flash can be seen from space, too. This image was taken from 400 km above Earth in 2012 by an astronaut on the International Space Station travelling at 28 800 km/h.
Usually, ESA sends astronauts to outer space, but last week six astronauts from around the world spent six days underground to get a taste of working together in extreme conditions.
The heart of an astronaut is a much-studied thing. Scientists have analyzed its blood flow, rhythms, atrophy and, through journal studies, even matters of the heart. But for the first time, researchers are looking at how ...
Ecuador launched its first satellite into space from China Friday morning, in a moment broadcast live on radio and television back home.
Investigations on the International Space Station are not only helping astronauts live and work in space, but also are perfecting valuable tools and technologies that may help us at home and as humans travel to new destinations ...
NASA's new Orion spacecraft is now at the launch pad for next month's test flight.
The International Space Station is one of the most complicated machines ever built and the largest object ever assembled in space.