Live coverage: Atlas 5 countdown and launch journal

Carrying a $2.7 billion NASA mission to Mars, a United Launch Alliance Atlas 5 rocket took off July 30 from Cape Canaveral and fired into a summer sky powered by four powerful solid rocket boosters and a kerosene-burning main engine.

Advancing the future of weather forecasting in the U.S., a United Launch Alliance Atlas 5 rocket lifted off from Cape Canaveral at 6:42 p.m. EST (2342 GMT) today to deploy the GOES-R satellite, anext-generation geostationary observatory that promises unprecedented clarity and speed in tracking storms. Follow the ascent in our live journal.

The Commercial Resupply Services-30 (CRS-30) mission featured the first launch of a Dragon spacecraft to the ISS from pad 40 since the final first-generation SpaceX cargo ship flew in March 2020.