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Delta operates the world's largest fleets of the Airbus A220, Boeing 717, and Boeing 757, the largest passenger fleet of the Boeing 767, and the largest Airbus A330 fleet of any US airline. Delta has historically preferred purchasing or leasing used aircraft or using older-generation models to keep initial acquisition costs down.
Delta-v (more known as " change in velocity "), symbolized as and pronounced deltah-vee, as used in spacecraft flight dynamics, is a measure of the impulse per unit of spacecraft mass that is needed to perform a maneuver such as launching from or landing on a planet or moon, or an in-space orbital maneuver. It is a scalar that has the units of ...
Star Destroyer. Star Destroyers are capital ships in the fictional Star Wars universe. Star Destroyers were produced by Kuat Drive Yards, later Kuat-Entralla Engineering, and serve as "the signature vessel of the fleet" for the Galactic Republic, Galactic Empire, the First Order, and the Sith Eternal in numerous published works including film ...
Delta IV was a group of five expendable launch systems in the Delta rocket family. It flew 45 missions from 2002 to 2024. Originally designed by Boeing 's Defense, Space and Security division for the Evolved Expendable Launch Vehicle (EELV) program, the Delta IV became a United Launch Alliance (ULA) product in 2006. The Delta IV was primarily a launch vehicle for United States Air Force (USAF ...
Delta's very first tasking began the night after they successfully completed their operational assessment on 4 November 1979 when Iranian students stormed the U.S. Embassy in Tehran. Delta was immediately tasked to rescue the hostages and began training on storming the embassy with a compound mock-up built by military combat engineers at Eglin Air Force Base, Florida, while putting together a ...
Delta II was an expendable launch system, originally designed and built by McDonnell Douglas, and sometimes known as the Thorad Delta 1. Delta II was part of the Delta rocket family, derived directly from the Delta 3000, and entered service in 1989. There were two main variants, the Delta 6000 and Delta 7000, with the latter also having "Light ...
The 1st Special Forces Operational Detachment–Delta ( 1st SFOD-D ), referred to as Delta Force, Combat Applications Group ( CAG ), Army Compartmented Elements ( ACE ), or within Joint Special Operations Command (JSOC), Task Force Green, [2] is a special operations force of the United States Army, under operational control of JSOC. The unit's missions primarily involve counterterrorism ...
In 1960, during Delta Sigma Theta's 26th national convention in Chicago, ... Robert Nemiroff, became the executor for several unfinished manuscripts.