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  2. 2024 Varzaqan helicopter crash - Wikipedia

    en.wikipedia.org/wiki/2024_Varzaqan_helicopter_crash

    On 19 May 2024, an Iranian Air Force helicopter crashed near the village of Uzi, East Azerbaijan, Iran, killing President of Iran Ebrahim Raisi, Foreign Minister Hossein Amir-Abdollahian, Governor-General of East Azerbaijan Malek Rahmati, representative of the supreme leader in East Azerbaijan Mohammad Ali Ale-Hashem, the head of the president's security team, and three flight crew.

  3. PAVE PAWS - Wikipedia

    en.wikipedia.org/wiki/PAVE_PAWS

    PAVE PAWS ( PAVE Phased Array Warning System) is a complex Cold War early warning radar and computer system developed in 1980 to "detect and characterize a sea-launched ballistic missile attack against the United States". [1]

  4. National Oceanic and Atmospheric Administration - Wikipedia

    en.wikipedia.org/wiki/National_Oceanic_and...

    The National Oceanic and Atmospheric Administration (abbreviated as NOAA / ˈ n oʊ. ə / NOH-ə) is a US scientific and regulatory agency charged with forecasting weather, monitoring oceanic and atmospheric conditions, charting the seas, conducting deep-sea exploration, and managing fishing and protection of marine mammals and endangered species in the US exclusive economic zone.

  5. GOES-16 - Wikipedia

    en.wikipedia.org/wiki/GOES-16

    GOES-17 →. GOES-16, formerly known as GOES-R before reaching geostationary orbit, is the first of the GOES-R series of Geostationary Operational Environmental Satellites (GOES) operated by NASA and the National Oceanic and Atmospheric Administration (NOAA). GOES-16 serves as the operational geostationary weather satellite in the GOES East ...

  6. GPS signals - Wikipedia

    en.wikipedia.org/wiki/GPS_signals

    GPS signals are broadcast by Global Positioning System satellites to enable satellite navigation. Receivers on or near the Earth's surface can determine location, time, and velocity using this information. The GPS satellite constellation is operated by the 2nd Space Operations Squadron (2SOPS) of Space Delta 8, United States Space Force .

  7. Solid State Phased Array Radar System - Wikipedia

    en.wikipedia.org/wiki/Solid_State_Phased_Array...

    The Solid State Phased Array Radar System is a phased array radar with 2500 "solid state transmitter" modules. [6] It began replacing PAVE PAWS when the first AN/FPS-115 face was taken off-line for the radar upgrade. New AN/FPS-123 Early Warning Radars became operational in (Beale) and (Cape Cod) in each base's existing PAVE PAWS "Scanner ...

  8. Defense Meteorological Satellite Program - Wikipedia

    en.wikipedia.org/wiki/Defense_Meteorological...

    The DSAP-1 (Defense Satellite Application Program Block 1) satellites series, also known as P-35, was the first series of military meteorological satellites of the United States. The project designation P-698BH was used concurrently with P-35 from June 1962 and P-35 became P-417 in October 1962. The designation DMSP-1 (Defense Meteorological ...

  9. Tracking and Data Relay Satellite System - Wikipedia

    en.wikipedia.org/wiki/Tracking_and_Data_Relay...

    The U.S. Tracking and Data Relay Satellite System ( TDRSS) is a network of American communications satellites (each called a tracking and data relay satellite, TDRS) and ground stations used by NASA for space communications. The system was designed to replace an existing network of ground stations that had supported all of NASA's crewed flight ...