
President Obama is set to abandon Nasa's 'Moon rockets' and turn astronaut launches over to the private sector.
UN chief Ban Ki-moon says he is encouraged by efforts to find a permanent solution to the division of Cyprus.
UN Secretary General Ban Ki-moon says a US-backed climate deal is a good beginning, but critics dismiss it as a failure.
A daring proposal to try to put a "boat" down on a sea of Saturn's moon Titan is about to be submitted to Nasa.
Abundance of water near lunar south pole runs contrary to perception of moon as dry and barren
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