NASA's Orion vehicle aims to carry humans farther into space than ever before, but its protective heat shield is basically the same as that used for the Apollo Moon missions.
Famous Kazakh cosmonaut Talgat Musabayev praises the Rosetta mission, which saw a space probe landing on the surface of a comet for the first time in human history.
Robot probe Philae uploaded a slew of data to Earth from a deep-space comet that it drilled into long after its onboard battery was feared to have died.
High-tech entrepreneur Elon Musk confirmed that he is working on a web of small, low-cost satellites that could provide wireless Internet around the world.
An American and a German astronaut spent just over six hours on a spacewalk outside the International Space Station for equipment repairs and maintenance.
An Ariane 5 ES heavy rocket lifted off from South America late Tuesday bearing Europe's fifth and final robot supply ship for the International Space Station (ISS), mission control said.