US astronaut sees science breakthrough in space

A U.S. astronaut departing this week for the International Space Station said Monday that the bulk of the scientific benefits from the orbiting laboratory will be seen over the coming decade, amid questions on whether the ...

Robot assembles truss structures autonomously

(PhysOrg.com) -- Like something straight out of "Star Wars," armies of robots could nimbly be crawling up towers and skyscrapers to make repairs in the not-so-distant future, so humans don't have to.

Spacewalking astronauts move crane, skip shields

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.

Moscow's Mars volunteers to 'land' after 520 days

Six volunteers Friday will emerge blinking into the outside world after spending almost one-and-a-half-years in isolation at a Russian research centre to test the effects on humans of a flight to Mars.

Last spacewalk of US shuttle era ends (Update 2)

Two US astronauts wrapped up the last spacewalk of the shuttle era Tuesday at the International Space Station, where Atlantis is docked on the final mission of the 30-year US program.

China's space program shoots for moon, Mars, Venus

This year, a rocket will carry a boxcar-sized module into orbit, the first building block for a Chinese space station. Around 2013, China plans to launch a lunar probe that will set a rover loose on the moon. It wants to ...

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