• Thumbnail for Graphite-Epoxy Motor
    The Graphite-Epoxy Motor (GEM) is a family of solid rocket boosters developed in the late 1980s and used since 1990. GEM motors are manufactured with...
    19 KB (1,551 words) - 14:31, 26 May 2025
  • Thumbnail for Alliant Techsystems
    increasing tensions with Russia. The Graphite-Epoxy Motor (GEM) is a solid rocket motor produced by ATK using epoxy composite casing. GEMs are used as boosters...
    40 KB (4,072 words) - 15:49, 12 May 2025
  • Thumbnail for Solid-propellant rocket
    propellant fraction with 2.9% graphite epoxy motor casing, 2.4% nozzle, igniter and thrust vector actuator, and 3.4% non-motor hardware including such things...
    44 KB (5,414 words) - 03:50, 7 July 2025
  • Thumbnail for Epoxy
    Epoxy is the family of basic components or cured end products of epoxy resins. Epoxy resins, also known as polyepoxides, are a class of reactive prepolymers...
    68 KB (8,439 words) - 09:10, 28 July 2025
  • Thumbnail for Solid rocket booster
    booster, but uses liquid instead of solid fuel Solid-fuel rocket Graphite-epoxy motor – American solid rocket booster Comparison of orbital rocket engines...
    9 KB (857 words) - 10:07, 25 May 2025
  • Thumbnail for Northrop Grumman
    Cygnus uncrewed spacecraft, motors for the NASA Space Launch System, logistics support for the Lunar Gateway, Graphite-Epoxy Motor solid rocket boosters, and...
    82 KB (7,562 words) - 00:52, 23 July 2025
  • specification for TV Graphics Execution Manager, video software Graphite-Epoxy Motor, a series of solid rocket boosters Gravitoelectromagnetism, formal...
    5 KB (611 words) - 22:38, 15 January 2025
  • Thumbnail for United Launch Alliance
    National Security Space Launch Northrop Grumman Innovation Systems (Graphite-Epoxy Motor) RUAG Space (payload fairings, composite structures) Other launch...
    93 KB (8,878 words) - 18:57, 1 August 2025
  • Thumbnail for Atlas V
    configurations. Originally equipped with AJ-60A SRBs, the vehicle switched to Graphite-Epoxy Motor (GEM 63) boosters beginning in November 2020, except for flights...
    131 KB (9,054 words) - 17:43, 29 July 2025
  • Thumbnail for Composite overwrapped pressure vessel
    vehicle or oil heater Hydrogen tank – Container for hydrogen storage Graphite-Epoxy Motor – American solid rocket booster "Protective shells for composite...
    11 KB (1,141 words) - 16:11, 29 June 2025
  • Thumbnail for Castor (rocket stage)
    vehicle by Northrop Grumman Corporation using Castor 30 Atlas II Graphite-Epoxy Motor Little Joe Minotaur-C, launch vehicle by Northrop Grumman Corporation...
    11 KB (1,260 words) - 09:00, 21 January 2025
  • Thumbnail for National Security Space Launch
    Whitney Rocketdyne RL10A-4-2 engines. Up to five Aerojet Rocketdyne Graphite-Epoxy Motor solid rocket boosters can be added to increase vehicle performance...
    50 KB (4,074 words) - 18:47, 22 July 2025
  • Thumbnail for Graphene
    graphene layers build up, they are called graphite. Commonly known types of carbon are diamond and graphite. In 1947, Canadian physicist P. R. Wallace...
    269 KB (28,208 words) - 17:46, 3 August 2025
  • Thumbnail for Solid Rocket Motor Upgrade
    comparable Graphite-Epoxy Motor - contemporary Hercules development using similar technology Chang, I-Shih; Patel, N. R.; Yang, S. (1995). "Titan IV motor failure...
    15 KB (1,504 words) - 19:15, 23 May 2025
  • Thumbnail for Delta II
    (sometimes stylized as "Castor IVA"), while the 7000-series used GEM 40 Graphite-Epoxy Motors manufactured by Alliant Techsystems (ATK). Like its predecessors...
    42 KB (4,130 words) - 09:02, 2 June 2025
  • Thumbnail for Terrier Oriole
    diameter and 155 inches (3,900 mm) long. It is powered by GEM-22 Graphite-Epoxy Motor. There is a 14-inch (360 mm) interstage adapter between the Terrier...
    8 KB (575 words) - 23:47, 17 April 2025
  • Thumbnail for Delta IV
    two Orbital ATK-built 1.5-m (60-in) diameter solid rocket booster Graphite-Epoxy Motors (GEM 60s) strap-on boosters to increase payload capacity to 6,150 kg...
    78 KB (5,843 words) - 21:38, 20 July 2025
  • Thumbnail for Algol (rocket stage)
    ft) Thrust: 436.00 kN (98,016 lbf) Burn time: 76 s UGM-27 Polaris Graphite-Epoxy Motor Little Joe Scout (rocket family) Vega (rocket) Hammond, Walter (1999)...
    8 KB (919 words) - 08:53, 18 June 2025
  • Thumbnail for Advanced Soaring Concepts Apex
    the rigors of high-altitude flight. The airframe incorporated graphite/epoxy and boron/epoxy composites to achieve the necessary strength-to-weight ratio...
    5 KB (465 words) - 20:09, 16 April 2025
  • Thumbnail for Hybrid-propellant rocket
    rocket motor using coal and gaseous N2O as the propellants. Oberth also worked on a hybrid rocket motor using LOX as the oxidizer and graphite as the...
    57 KB (6,978 words) - 11:07, 22 July 2025
  • Thumbnail for SpaceShipOne
    SpaceShipOne (redirect from RocketMotorOne)
    overall diameter of about 1.52 m (5 ft 0 in). The main structure is of a graphite/epoxy composite material. From front to back, it contains the crew cabin,...
    48 KB (4,917 words) - 15:57, 16 October 2024
  • Thumbnail for RainSong
    or extremely heavy. He finally settled on graphite which is a composite material of carbon fibers in an epoxy matrix. The materials are shipped from Tulsa...
    8 KB (966 words) - 10:12, 28 July 2025
  • Thumbnail for Cessna Citation X
    Winglet Technology, with the help of Cessna, began flight testing epoxy/graphite elliptical winglets on a Citation X. Flight testing was nearing completion...
    19 KB (1,897 words) - 23:54, 20 May 2025
  • Thumbnail for Ceramic engineering
    include: wood, metal, water, plaster and epoxy—most of which will be eliminated upon firing. A ceramic-filled epoxy, such as Martyte, is sometimes used to...
    59 KB (7,563 words) - 22:30, 25 July 2025
  • Thumbnail for Vega (rocket)
    using lithium-ion batteries. The 3 m diameter case was composed of graphite epoxy filament wound case and low density rubber was used for the internal...
    64 KB (5,613 words) - 11:03, 28 July 2025
  • individual graphite composite filaments. The majority of patents are for Polyamide-imide engine components, with the potential for graphite, glass or titanium...
    16 KB (1,524 words) - 09:32, 11 October 2021
  • Thumbnail for Pre-preg
    "pre-impregnated" fibers and a partially cured polymer matrix, such as epoxy or phenolic resin, or even thermoplastic mixed with liquid rubbers or resins...
    12 KB (1,497 words) - 13:10, 7 May 2025
  • two Orbital ATK-built 1.5-m (60-in) diameter solid rocket booster Graphite-Epoxy Motors (GEM-60s) strap-on boosters to increase payload capacity to 6,150 kg...
    31 KB (1,389 words) - 04:42, 14 July 2025
  • Thumbnail for AeroVironment Helios Prototype
    was constructed mostly of composite materials such as carbon fiber, graphite epoxy, Kevlar, Styrofoam, and a thin, transparent plastic skin. The main tubular...
    18 KB (1,788 words) - 21:58, 30 March 2025
  • Thumbnail for Trident (missile)
    second strike weapon. All three stages of the Trident II are made of graphite epoxy, making the missile much lighter. The Trident II was the original missile...
    24 KB (2,498 words) - 19:14, 11 May 2025