NASA's first spacecraft dedicated to measuring carbon dioxide in Earth's atmosphere, a critical new data-gathering project for scientists and policy-makers, is awaiting launch Wednesday morning on a Delta 2 rocket. The launch of NASA's OCO-2 has been rescheduled for Wed, July 2, at 2:56 a.m. PDT (0956 GMT) from Vandenberg AFB, Calif. Rocket: Delta 2 Variant: 7320-10C Payload: OCO-2 Date: July 2, 2014 Time: 2:56 a.m. PDT (5:56 a.m. EDT/0956 GMT) Site: SLC-2, Vandenberg AFB, California Watch the launch like at the link above or here or here or here or here starting at 12:45 a.m. PDT/3:45 a.m. EDT, Launch...