NASA, universities and private groups in the US are working on asteroid warning systems that can detect objects from space like the one that struck Russia last week with a blinding flash and mighty boom.
With somber ceremonies, the United States on Friday commemorated the loss of the space shuttle Columbia and its seven-member crew on the tenth anniversary of the disaster.
The United States is planning a new launch of its tiny, pilotless military space plane on Tuesday as part of a futuristic Air Force program that has fueled speculation over its mission.
If NASA wants to help humans boldly go where no man has gone before, the US space agency must work with other countries, say experts who fear budget constraints will keep astronauts stuck on Earth.
NASA suffers from a "mismatch" between its goals and the budget it has been given to achieve them, according to a panel that said the US space agency may need a complete overhaul.
Galactic tourism may still be a daydream for most of us, but for anyone interested in a glimpse of the International Space Station sooner, NASA is ready to help.
US firm SpaceX aims for its next big launch into orbit Sunday—the first of 12 flights in its $1.6 billion contract with NASA to bring supplies to and from the international space station.
Bad weather is delaying the transfer of the shuttle Endeavour from Florida to California where it will be put on show, the US space agency said.
The US space agency NASA's Mars rover Curiosity will make a wide detour to explore a "cool" geographical hot spot on Mars, scientists said Friday.
Four International Space Station crew members will embark on two spacewalks to install new equipment and replace defective installations, the US space agency NASA said Tuesday.