WASHINGTON, DC -- The red planet may have once been blue. Images sent back from earth's nearest neighbor show evidence of river beds, canyons, and valleys. All formations, scientists say, could not be formed without liquid water.
CAPE CANAVERAL, FL (AP) -- The space station's two Russian astronauts stepped outside for the second time in less than a week Tuesday, taking a spacewalk that promised to be tame compared to last week's work with explosives.
HUNTSVILLE, AL (AP) -- By day, the engineers work on NASA's new Ares moon rockets. By night, some go undercover to work on a competing design.
CAPE CANAVERAL, FL (AP) -- In a daring spacewalk, two space station astronauts cut into the insulation of their descent capsule Thursday and removed an explosive bolt that could have blown off their hands with firecracker force.
KENNEDY SPACE CENTER, FL -- Working under orders to end the space shuttle program by October 2010, NASA has planned out the final ten flights for its fleet.
WASHINGTON (AP) -- When viewed from the rest of the galaxy, the edge of our solar system appears slightly dented as if a giant hand is pushing one edge of it inward, far-traveling NASA probes reveal.
HOUSTON, TX -- NASA announced today that the teacher who backed up Christa McAuliffe for the ill-fated Challenger flight, and then finally flew to space last year, is returning to the classroom.
In a galactic game of "now you see it, now you don't" scientists say the disappearing dice-size chunks of something photographed in a trench dug by the Mars lander 'Phoenix' have to be ice
CAPE CANAVERAL, FL (AP) -- More than two weeks after Discovery's blastoff battered the launch pad, NASA is close to nailing down its repair strategy.
CAPE CANAVERAL, FL (AP) -- Space shuttle Discovery and its crew of seven returned to Earth on Saturday and capped a successful expansion job at the international space station, more spacious and robust thanks to a new billion-dollar science lab.
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HOUSTON (AP) -- A metal clip fell from Discovery's brakes on Friday but NASA said it won't delay the space shuttle's scheduled landing on Saturday.
TITUSVILLE, Fla. (AP) -- In the shadow of the Kennedy Space Center, the countdown has begun in the towns that run on the space program's clock. NASA is retiring its shuttle fleet in two years, and for at least five years after that, no humans will launch from Florida's "Space Coast."
CAPE CANAVERAL, FL (AP) -- NASA gave shuttle Discovery's astronauts some well-deserved time off Thursday as their flight wound down and the international space station was left farther and farther behind.
CAPE CANAVERAL, FL (AP) -- Discovery's astronauts inspected their ship's wings and nose Wednesday for any signs of damage after bidding "sayonara" to the international space station and heading for home.
HOUSTON (AP) -- Space shuttle Discovery pulled away from the international space station on Wednesday, ending a nine-day visit highlighted by the installation of a new Japanese lab.
The shuttle and its crew of seven, including a Japanese astronaut, are due back on Earth on Saturday.
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HOUSTON (AP) -- Little work remained for shuttle Discovery's astronauts to do aboard the international space station Tuesday before they closed the hatches between the two spacecraft in preparation for their return trip to Earth.
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CAPE CANAVERAL, FL (AP) -- Shuttle Discovery's astronauts breezed through their third and final spacewalk Sunday, replacing an empty gas tank at the international space station and collecting a sample of dusty debris.
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HOUSTON (AP) -- Astronauts tried out the international space station's newest piece of equipment Saturday, but it was a very limited test.
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CAPE CANAVERAL, FL (AP) -- The newest space station addition, a giant Japanese science lab, is about to get bigger.
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CAPE CANAVERAL, FL (AP) -- Astronauts opened up Japan's new billion-dollar space station lab, then got ready for another spacewalk, this time to spruce up the outside of the huge addition.
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HOUSTON (AP) -- The international space station's toilet trouble appeared to be taken care of Wednesday after a Russian cosmonaut replaced a malfunctioning pump.
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