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  2. Galileo (satellite navigation) - Wikipedia

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

    In August 2018, the UK stated that it would look into creating a competing satellite navigation system to Galileo post-Brexit. [97] In December 2018, British Prime Minister Theresa May announced that the UK would no longer seek to reclaim the investment, and Science Minister Sam Gyimah resigned over the matter.

  3. United Kingdom Global Navigation Satellite System - Wikipedia

    en.wikipedia.org/wiki/United_Kingdom_Global...

    The United Kingdom Global Navigation Satellite System (UK GNSS) was a United Kingdom Space Agency (UKSA) research programme which, between May 2018 and September 2020, developed outline proposals for a United Kingdom (UK) owned and operated conventional satellite navigation system, as a British alternative to the European Union (EU) owned and operated Galileo Global Navigation Satellite System.

  4. List of Galileo satellites - Wikipedia

    en.wikipedia.org/wiki/List_of_Galileo_satellites

    List of Galileo satellites. This is a list of past and present satellites of the Galileo navigation system. The fully operational constellation will nominally consist of 30 satellites in Medium Earth Orbit, with 24 active and 6 spares equally divided into 3 orbital planes in a Walker 24/3/1 configuration. [1]

  5. Surrey Satellite Technology - Wikipedia

    en.wikipedia.org/wiki/Surrey_Satellite_Technology

    www.sstl.co.uk. Surrey Satellite Technology Ltd, or SSTL, is a company involved in the manufacture and operation of small satellites. A spin-off company of the University of Surrey, it is presently wholly owned by Airbus Defence and Space. The company began out of research efforts centred upon amateur radio satellites, known by the UoSAT ...

  6. Satellite navigation - Wikipedia

    en.wikipedia.org/wiki/Satellite_navigation

    A satellite navigation or satnav system is a system that uses satellites to provide autonomous geopositioning. A satellite navigation system with global coverage is termed global navigation satellite system (GNSS). As of 2024, four global systems are operational: the United States 's Global Positioning System (GPS), Russia 's Global Navigation ...

  7. Galileo (spacecraft) - Wikipedia

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

    Galileo (spacecraft) Galileo. (spacecraft) Artist's concept of Galileo at Io with Jupiter in the background. In reality, the high-gain foldable antenna failed to deploy in flight. Galileo was an American robotic space probe that studied the planet Jupiter and its moons, as well as the asteroids Gaspra and Ida. Named after the Italian astronomer ...

  8. Global Positioning System - Wikipedia

    en.wikipedia.org/wiki/Global_Positioning_System

    v. t. e. The Global Positioning System (GPS), originally Navstar GPS, [2] is a satellite-based radio navigation system owned by the United States government and operated by the United States Space Force. [3] It is one of the global navigation satellite systems (GNSS) that provide geolocation and time information to a GPS receiver anywhere on or ...

  9. British space programme - Wikipedia

    en.wikipedia.org/wiki/British_space_programme

    The first official British space programme began in 1952. In 1959, the first satellite programme was started, with the Ariel series of British satellites, built in the United States and the UK and launched using American rockets. The first British satellite, Ariel 1, was launched in 1962.