As humans prepare to venture deeper into outer space, including potential trips to Mars, researchers are hard at work trying to understand and mitigate the effects of low gravity and radiation on space travelers' bodies.
Moon dust that Neil Armstrong collected during the first lunar landing was displayed Thursday at a New York auction house—a symbol of America's glory days in space now valued at $2 million to $4 million.
After NASA announced in February the discovery of a solar system with seven planets—three of which were deemed potentially habitable—UChicago postdoctoral scholar Sebastiaan Krijt began wondering: If a life form existed ...
Decades' worth of man-made junk is cluttering up Earth's orbit, posing a threat to spaceflight and the satellites we rely on for weather reports, air travel and global communications.
There's one force whose effects are so deeply entrenched in our everyday lives that we probably don't think much about it at all: gravity. Gravity is the force that causes attraction between masses. It's why when you drop ...
Billionaire entrepreneur Jeff Bezos said he is selling $1 billion in stock of his retail giant Amazon each year to finance his rocket company, Blue Origin, which aims to carry tourists to space by 2018.
US space firm Blue Origin conducted a successful fourth test Sunday of its reusable New Shepard rocket, which dropped back to Earth for a flawless upright landing seen on a live webcast.
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, ...
Space station astronauts opened the world's first inflatable space habitat Monday and floated inside.
India successfully launched its first mini space shuttle on Monday as New Delhi's famously frugal space agency joined the global race to make rockets as reusable as airplanes.