Photos: Atlas 5 rolls out for launch

For its 70th launch in 14 years, the Atlas 5 rocket carried the NROL-79 payload into space for the National Reconnaissance Office.

United Launch Alliance encapsulated the Geostationary Operational Environmental Satellite-R, GOES-R, on Oct. 21 at the Astrotech payload processing facility in Titusville, Florida.

The United Launch Alliance Atlas 5 rocket, standing 197 feet tall and and weighing 1.2 million pounds, unleashes 2.4 million pounds of thrust from its main engine and four solid-fuel boosters at 6:42 p.m. EST (2342 GMT) Saturday to launch the GOES-R weather observer for NASA and NOAA from Cape Canaveral, Florida.