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  2. Global Positioning System - Wikipedia

    en.wikipedia.org/wiki/Global_Positioning_System

    In 1991, TomTom, a Dutch sat-nav manufacturer was founded. In 1992, the 2nd Space Wing, which originally managed the system, was inactivated and replaced by the 50th Space Wing. By December 1993, GPS achieved initial operational capability (IOC), with a full constellation (24 satellites) available and providing the Standard Positioning Service ...

  3. Galileo (satellite navigation) - Wikipedia

    en.wikipedia.org/wiki/Galileo_(satellite_navigation)

    The names of these satellites are Doresa and Milena named after European children who had previously won a drawing contest. [147] On 23 August 2014, launch service provider Arianespace announced that the flight VS09 experienced an anomaly and the satellites were injected into an incorrect orbit. [ 148 ]

  4. SAT - Wikipedia

    en.wikipedia.org/wiki/SAT

    The SAT (/ ˌ ɛ s ˌ eɪ ˈ t iː / ⓘ ess-ay-TEE) is a standardized test widely used for college admissions in the United States.Since its debut in 1926, its name and scoring have changed several times.

  5. List of active Indonesian Navy ships - Wikipedia

    en.wikipedia.org/wiki/List_of_active_Indonesian...

    HENSOLDT Nexeya France will be in charge of ship integration, validation (HAT) and sea trials (SAT) of the multi-console CMS connected to the navigation equipment and to all the sensors. These include SharpEye MK11 and MK7 radars, LTR 400 IFF transponder and Tactical Data Link, as well as sonar and unmanned underwater vehicles dedicated to mine ...

  6. Doom (franchise) - Wikipedia

    en.wikipedia.org/wiki/Doom_(franchise)

    Doom (stylized as DOOM) is an American media franchise created by John Carmack, John Romero, Adrian Carmack, Kevin Cloud, and Tom Hall. [1] The series usually focuses on the exploits of an unnamed space marine (often referred to as Doomguy or Doom Slayer) operating under the auspices of the Union Aerospace Corporation (UAC), who fights hordes of demons and the undead to save Earth from an ...

  7. Apollo 13 - Wikipedia

    en.wikipedia.org/wiki/Apollo_13

    Apollo 13 (April 11–17, 1970) was the seventh crewed mission in the Apollo space program and would have been the third Moon landing.The craft was launched from Kennedy Space Center on April 11, 1970, but the landing was aborted after an oxygen tank in the service module (SM) exploded two days into the mission, disabling its electrical and life-support system.

  8. List of accidents and incidents involving military aircraft ...

    en.wikipedia.org/wiki/List_of_accidents_and...

    The first Swedish pilot to use an ejection seat to escape a crippled aircraft, Lt. Bengt Johansson (who later changed his name to Järkenstedt), saved himself when his Saab J 21A-1 of 2 Divisionen, F9 Wing out of Säve collided with a FFVS J 22 of another F9 Division during naval gunnery-attack practice. While climbing after a gunnery pass, the ...