Two spacewalking astronauts moved a construction crane outside the International Space Station on Thursday, a cumbersome job that took so long they scrapped hanging shields to protect against space junk.
(AP) -- Two astronauts aboard the International Space Station are taking a spacewalk.
The first test flight of a commercial spacecraft to the International Space Station could happen in late March, NASA said on Thursday.
(AP) -- Republican presidential candidate Newt Gingrich wants to create a lunar colony that he says could become a U.S. state. There's his grand research plan to figure out what makes the human brain tick. And he's warned ...
Republican White House hopeful Mitt Romney tried to boost support on Florida's "Space Coast" Friday ahead of next week's key primary, promising business would play a bigger role in future missions.
NASA's retired space shuttle Atlantis is a step closer to completing its final journey.
The tycoons of cyberspace are looking to bankroll America's resurgence in outer space, reviving "Star Trek" dreams that first interested them in science.
Plants are critical in supporting life on Earth, and with help from an experiment that flew onboard space shuttle Discovery's STS-131 mission, they also could transform living in space.
Boeing is taking over one of NASA's old space shuttle hangars to build a new capsule that the company hopes will lift astronauts to orbit in four or five years.
High-profile critics fear President Barack Obama's commercial overhaul of human spaceflight is going nowhere and could mark the end of half a century of US supremacy among the stars and planets.