NASA sends spacecraft to asteroid for answers about birth of our solar system
 

NASA sends spacecraft to asteroid for answers about birth of our solar system
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NASA is preparing its OSIRIS-REx spacecraft for a historic seven-year journey. Its mission is to land on a 4.5-billion-year-old asteroid, gather a sample of its surface and return to Earth by 2023. That asteroid could have the key to understanding more about the history of our solar system. Read more...

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