Astronauts on the International Space Station captured a series of incredible star trail images on Oct. 3, 2016, as they orbited at 17,500 miles per hour.
Will astronauts traveling to Mars remember much of it? That's the question concerning University of California, Irvine scientists probing a phenomenon called "space brain."
Some childhood cancer patients will chat Friday with an astronaut aboard the International Space Station wearing a hand-painted spacesuit they helped decorate.
In the coming decades, the world's largest space agencies all have some rather big plans. Between NASA, the European Space Agency (ESA), Roscosmos, the Indian Space Research Organisation (ISRO), or the China National Space ...
Two US astronauts aboard the International Space Station successfully completed a spacewalk Thursday to make repairs and install new equipment.
Astronauts took their second spacewalk in two weeks Thursday, taking care of some long overdue radiator work outside the International Space Station.
A SpaceX Dragon capsule headed back to Earth on Friday with a load of science experiments and gear from the International Space Station.
Station Commander Jeff Williams passed astronaut Scott Kelly, also a former station commander, for most cumulative days living and working in space by a NASA astronaut (520 days and counting). Williams is scheduled to land ...
Members of the successful Apollo space program are experiencing higher rates of cardiovascular problems that are thought to be caused by their exposure to deep space radiation, according to a Florida State University researcher.
Having been reported in lunar samples returned by Apollo astronauts, meteorites, impact glass, and at a number of meteorite craters on Earth, granular zircon is the most unusual and enigmatic type of zircon known. The mechanisms ...