Dr Mae Jemison, the first African-American woman in space, says developing countries should be involved in space exploration.
An astronaut living at the International Space Station has taken South Africa to new heights by tweeting pictures of the country as seen from space.
Nasa announced details of plans on Friday to determine if Mars has or ever had the ingredients for life.
Cigars were passed around, flowers brightened desktops and Nasa employees hugged, laughed and cried after the shuttle Atlantis landed one final time.
<em>Atlantis</em> astronauts finished packing more than two tonnes of old equipment and trash on Sunday for the last shuttle ride back to Earth.
Nasa is tracking a piece of Soviet space debris that could collide with the International Space Station (ISS), the US space agency said on Sunday.
Atlantis blazed a path into history this afternoon when it blasted off on the last-ever mission of the 30-year-old US space shuttle programme.
<i>Endeavour</i> glided home for its final landing early on Wednesday and the conclusion of the next to last mission of the shuttle programme
A prototype miniature space shuttle blasted off aboard an unmanned Atlas 5 rocket from Cape Canaveral Air Force Station on Saturday.
No image available
/ 25 February 2011
<i>Discovery</i> blasted off for the last time on Thursday, carrying six astronauts and carting a load of supplies and a robot for the space station.
Space shuttle Atlantis and seven astronauts blasted off on Monday on an ambitious 11-day mission to refurbish the Hubble Space Telescope.
No image available
/ 26 November 2008
Astronauts at the International Space Station have fixed a faulty urine-processor unit at the International Space Station, Nasa said onTuesday.
No image available
/ 15 November 2008
The US space shuttle Endeavour soared off its seaside launch pad on Friday on a mission to upgrade the International Space Station.