Finally OCO-2 successfully launched

At 2.56 am .PDT (5.56 a.m. EDT) Wednesday, the spacecraft were successfully launched, to study about atmospheric carbon dioxide. The orbit launched in Vandenberg Air Force Base, California. The second stage of rocket is 429-mile (690-kilometer) orbit. OCO-2 is mainly used to locate the Earth's sources of and storage places for atmosphere carbon dioxide. Charles Bolden (NASA Administrator) given a quotation "Climate change is the challenge of our generation."

Why scientist used OCO-2?, this mission tells how long carbon dioxide level change in future and also change in concentration that effect earth's climate. After 45 days the operation will begin.

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