Answers

2015-09-24T17:15:55+05:30
NASA is the space lab of America.
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2015-09-24T17:43:53+05:30
Nasa (National Aeronautics and space administration) is formed on july 29 1958.this is responsible for the space research in USA.this is a space lab in which many scientists do research on many astrophysics topics such as big bang etc....
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