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A satellite or artificial satellite is an object, typically a spacecraft, placed into orbit around a celestial body. Satellites have a variety of uses...

communication satellite. The term most commonly means a dish which receives direct-broadcast satellite television from a direct broadcast satellite in geostationary...

the figure of the Earth's gravity field by means of artificial satellite techniques. It belongs to the broader field of space geodesy. Traditional astronomical...

Starlink is a satellite internet constellation operated by Starlink Services, LLC, a wholly-owned subsidiary of American aerospace company SpaceX, providing...

A satellite navigation or satnav system is a system that uses satellites to provide autonomous geopositioning. A satellite navigation system with global...

A communications satellite is an artificial satellite that relays and amplifies radio telecommunication signals via a transponder; it creates a communication...

southeast of Moose Creek, Alaska. It was established in 1943 as Mile 26 Satellite Field and redesignated Eielson Air Force Base on 13 January 1948. It has...

Satellite images (also Earth observation imagery, spaceborne photography, or simply satellite photo) are images of Earth collected by imaging satellites...

A weather satellite or meteorological satellite is a type of Earth observation satellite that is primarily used to monitor the weather and climate of the...

observation satellite or Earth remote sensing satellite is a satellite used or designed for Earth observation (EO) from orbit, including spy satellites and similar...

Satellite Internet access is Internet access provided through communication satellites; if it can sustain high speeds, it is termed satellite broadband...

A satellite telephone, satellite phone or satphone is a type of mobile phone that connects to other phones or the telephone network by radio link through...

metres (121–131 ft). The Tyra field has a number of satellite fields, including Roar, Svend and Tyra Southeast fields. In August 2017 Maersk Oil was...

rotation parameters, to improve the gravity field, and to improve the gravitational constant. Each satellite is a high-density passive laser reflector in...

by Jupiter's gravitational field. These families bear the names of their largest members. The identification of satellite families is tentative, but the...

(37.2×10^6 m3). This oil field reached peak production in 2001 at 180,000 barrels per day (29,000 m3/d). It has satellite fields Gullfaks South, Rimfaks...

Mounted on the boom, the satellite has an Magnetometer Instrument Assembly System (MIAS) for measurement of the Earth's magnetic field. The vehicle can measure...

Dyson–Harrop satellite begins with a long metal wire loop pointed at the Sun. This wire is charged to generate a cylindrical magnetic field that snags the...

number of subsea satellite wellheads. Alwyn North has been producing oil and gas since 1987 and is still (2023) in operation. The field was discovered in...

The Gravity Field and Steady-State Ocean Circulation Explorer (GOCE) was the first of ESA's Living Planet Programme heavy satellites intended to map in...