Japanese satellite rides skyward

China astronauts braced for walk
China's three astronauts have spent their first day in orbit preparing for the mission's spacewalk.

SpaceX launch fails a third time
Engineers investigate why the Falcon 1 rocket, built by private space firm SpaceX, fails to reach orbit for a third time.

Summit ends with climate 'vision'
G8 leaders meeting in Japan proclaim a "shared vision" on greenhouse gases, but fail to get poor nations to agree to cuts.

Dual payload launched by Ariane
Europe's Ariane 5 rocket puts another two commercial telecommunications satellites in orbit.

Japan waits on US for CO2 targets
Japan says it will not negotiate on CO2 emissions until it sees what the new US president offers on climate change.