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NASA launches twin satellites to radiation belts
Astronauts take spacewalk to fix up space station
NASA Mars rover begins trek to new destination
'Blue moon' on same day as Neil Armstrong service
Sweet! Astronomers spot sugar molecule near star
In Arctic, Greenpeace picks new fight with old foe
Correction: Mars-Music story
Can Curiosity Mars mission inspire like Apollo?
Teen pot use linked to later declines in IQ
Prehistoric tiny bugs found trapped in amber