Delta IV Rocket Launch at Vandenberg Air Force Base called off Thursday

  • Delta IV Rocket Launch at Vandenberg Air Force Base called off Thursday

Delta IV Rocket Launch at Vandenberg Air Force Base called off Thursday

A rocket carrying a classified USA satellite has blasted off from California.

The United Launch Alliance scheduled to launch a rocket from Vandenberg Air Force Base in California.

"The National Reconnaissance Office said on Twitter: "#NROL47 will carry a national security payload designed, built and operated by the NRP. The mission was ULA's 27th for the U.S. National Reconnaissance Office. The mission will see the aerospace company launch a spy satellite into orbit using its Delta IV rocket.

The exact time of the launch, to become ULA's first this year, is yet unknown.

Due to the payload's classified nature, officials have remained mum about its goal, cost and status. The booster and upper stage engines are both built by Aerojet Rocketdyne.

It was the West Coast's first mission of 2018.

"We're counting down", ULA tweeted on Thursday morning. The common booster core was powered by an RS-68A liquid hydrogen/liquid oxygen engine.

United Launch Alliance, headquartered in Denver, is a joint venture of Lockheed Martin and the Boeing Co. ULA constructed the Delta IV Medium+ (5,2) launch vehicle in Decatur, Ala.

Col. Greg Wood, 30th Space Wing vice commander, was the launch commander. "We are proud to provide this national defense capability and every Team V member involved has tirelessly worked to ensure the launch is safe and successful". At present, that mission is scheduled to get underway on Thursday, Jan. 18 from Cape Canaveral Air Force Station's Space Launch Complex 41 located in Floridae launch is scheduled for Jan. 18 from Space Launch Complex-41 at Cape Canaveral Air Force Station, Fla.

While his academic studies have ranged from psychology and archaeology to biology, he has never lost his passion for space exploration.