George Spohrer and Ron Delevan, owner of RMDI Locomotive Services at the Coxton Railyard in Duryea, are shown in front of Vulcan Engine No. 4385. Vulcan Engine No. 4385, which weighs over 45 tons, was ...

WASHINGTON — The chief executive of United Launch Alliance said Nov. 9 that he doesn’t feel any urgency to select a main engine for his company’s next-generation Vulcan rocket, despite an impending ...

SEATTLE/ORLANDO, Fla. (Reuters) - Blue Origin, the space company founded by Amazon.com Inc (AMZN.O) Chief Executive Officer Jeff Bezos, has won a contract to supply engines for United Launch ...

Update for 4 p.m. ET on May 25: United Launch Alliance (ULA) is standing down from the planned Flight Readiness Firing (FRF) test of its new Vulcan Centaur rocket today (May 25). "During the countdown ...

WASHINGTON — United Launch Alliance announced Sept. 27 that it has selected Blue Origin to provide the main engine for its next-generation Vulcan launch vehicle, a decision long expected by the ...

U.S. Air Force Gen. John "Jay" Raymond, right, commander of Air Force Space Command, speaks with Salvatore “Tory” Bruno, president and CEO of United Launch Alliance, in Colorado Springs, Colo., on ...

The Vulcan rocket took a critical step toward its much-anticipated debut launch last week with a successful engine-firing test. However, one critical issue remains unresolved before the large booster ...