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, ...
Some species of bacteria have made themselves right at home in space, with one species, Bacillus safensis, found to thrive more in the microgravity of the International Space Station than here on Earth.
When astronaut Scott Kelly returns to Earth on March 1, half of NASA's first-of-its-kind study of twin astronauts and long duration space flight, researchers at University of California, San Diego School of Medicine and elsewhere ...
NASA has received a record 18,300 resumes from people keen on becoming astronauts, the US space agency said.
When NASA selects astronauts to travel to Mars sometime after 2030, they will need a small crop of candidates who are smart, skilled - and personable.
ESA's Expose facility was retrieved yesterday from outside the International Space Station by cosmonauts Yuri Malenchenko and Sergei Volkov, who were completing a spacewalk to place new experiments on the outpost's hull.
The United States marked the 30th anniversary Thursday of the explosion of the Challenger space shuttle with a pledge to remember lost astronauts as it presses on toward Mars.
The human body is incredibly complex. Every part of us—from our bones to our blood cells—is subject to a host of chemical reactions and molecular interactions that, without our conscious effort, keep us alive.
Six Russian women on Wednesday clambered into a mock spaceship to begin a unique experiment testing how an all-female crew would interact on a trip to the Moon and back.
Orbital debris can cause problems for space travel and satellites, so scientists have banded together to come up with innovative solutions, from laser cannons to proactive removal.