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  2. Space Tracking and Surveillance System - Wikipedia

    en.wikipedia.org/wiki/Space_Tracking_and...

    First Track sensor stereo track of a dim boosted target First stereo post boost tracking of midcourse target. March 2011. 9 March 2011; Second Aegis Readiness Assessment Vehicle Targeting STSS satellites acquired and tracked its target until re-entry 15 March 2011; Second full-course tracking during U.S. Missile Defense Agency's (MDA) Aegis launch

  3. Hypersonic and Ballistic Tracking Space Sensor - Wikipedia

    en.wikipedia.org/wiki/Hypersonic_and_Ballistic...

    The HBTSS will ultimately be integrated into the broader set of satellite constellations being developed by the Space Development Agency (SDA). [ 2 ] The new satellite architecture itself, dubbed the Proliferated Warfighter Space Architecture (PWSA), will consist of seven layers: data tracking, transport, custody, battle management, navigation ...

  4. Satellite television in the United States - Wikipedia

    en.wikipedia.org/wiki/Satellite_television_in...

    The number of free-to-air specialty channels is otherwise rather limited. Specific FTA offerings tend to appear and disappear rather often and typically with little or no notice, although sites such as LyngSat do track the changing availability of both free and pay channels worldwide. [3]

  5. Free-to-air - Wikipedia

    en.wikipedia.org/wiki/Free-to-air

    Free-to-air (FTA) services are television (TV) and radio services broadcast in unencrypted form, allowing any person with the appropriate receiving equipment to receive the signal and view or listen to the content without requiring a subscription, other ongoing cost, or one-off fee (e.g., pay-per-view).

  6. Satellite Control Network - Wikipedia

    en.wikipedia.org/wiki/Satellite_Control_Network

    Ellison Onizuka Satellite Operations Facility (EOSOF) at Vandenberg Space Force Base, California – Secondary C2 Node. The Satellite Control Network maintains a number of tracking stations, which are used to track (primarily) US government agency & military satellites, as well as receive and process telemetry and send commands to these satellites.

  7. List of satellite pass predictors - Wikipedia

    en.wikipedia.org/wiki/List_of_satellite_pass...

    ISS SpaceX Satellite Tracking – tracks all Earth orbiting satellites while providing detailed location information for the users location, plus pass prediction listing. TrackSat - Satellite tracker – can track satellites orbiting the Earth in real time and predict their passes over your specific geolocation. Includes satellites such as ...

  8. FTA receiver - Wikipedia

    en.wikipedia.org/wiki/FTA_receiver

    A Viewsat Xtreme FTA receiver. A free-to-air or FTA Receiver is a satellite television receiver designed to receive unencrypted broadcasts. Modern decoders are typically compliant with the MPEG-4/DVB-S2 standard and formerly the MPEG-2/DVB-S standard, while older FTA receivers relied on analog satellite transmissions which have declined rapidly in recent years.

  9. Comparison of free off-line satellite navigation software

    en.wikipedia.org/wiki/Comparison_of_free_off...

    Some software presented here is free, but maps may need to be paid for. In this instance, and in the instance that some maps (of specific countries) are not standardly available, Mobile Atlas Creator (MOBAC) can be used (e.g. on OruxMaps, Maverick, Sports Tracker, Maplorer).