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Artificial satellites orbiting Earth

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This piglix contains articles or sub-piglix about Artificial satellites orbiting Earth

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  • Reuven Ramaty High Energy Solar Spectroscopic Imager

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    • Reuven Ramaty High Energy Solar Spectroscopic ImagerReuven Ramaty High Energy Solar Spectroscopic Imager (RHESSI, originally High Energy Solar Spectroscopic Imager or HESSI) is a NASA solar flare observatory. It is the sixth mission in the Small Explorer program, selected in October 1997 and launched on 5 February 2002. Its primary mission is to explore the physics of p ... Read »Wikipedia
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  • Relay program

    • The Relay program consisted of Relay 1 and Relay 2, two early American satellites in Low Earth orbit. Both were primarily experimental communications satellites funded by NASA and developed by RCA. As of December 2, 2016, both satellites were still in orbit. Relay 1 provided the first American television transmissions ... Read »Wikipedia
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  • Regional African Satellite Communication Organization

    • The Regional African Satellite Communication Organization (RASCOM) will provide telecommunication services, direct TV broadcast services and Internet access in rural areas of Africa. Under an agreement with RASCOM, RascomStar-QAF (a private company registered in Mauritius) will implement RASCOM's first 14communications ... Read »Wikipedia
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  • Resurs-DK No.1

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    • Mission type Earth observation Operator NTs OMZ COSPAR ID 2006-021A SATCAT no. 29228 Website eng.ntsomz.ru/ks_dzz/satellites/resurs_dk1 Mission duration Planned: 3 years Final: 9 years, 7 months, 22 days Spacecraft properties Bus Yantar Manufacturer TsSKB Progress Launch mass 6,570 kg (14,480 lb) Payload mass 1,200 kg (2,600 lb) Dimensions 7.93 × 2.72 m (26.0 × 8.9 ft) Start of mission Launch date 15 June 2006, 08:00 (2006-06-15UTC08) UTC Rocket Soyuz-U Launch site Baikonur 1/5 End of mission Disposal Decommissioned Deactivated 7 February 2016 (2016-02-08) Orbital parameters Reference system Geocentric Regime Low Earth Semi-major axis 6,939.23 km (4,311.84 mi) Eccentricity 0.000772 Resurs-DK No.1Resurs-DK No.1, often incorrectly translated as Resurs-DK1 is a commercial Earth observation satellite capable of transmitting high-resolution imagery (up to 0.9 m) to the ground stations as it passes overhead. The spacecraft is operated by NTs OMZ, the Russian Research Center for Earth Operative Monitoring. The satel ... Read »Wikipedia
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  • Radarsat-2

    • mdacorporation.com/geospatial/international/satellites/RADARSAT-2 RADARSAT-2 is an Earth observation satellite that was successfully launched December 14, 2007 for the Canadian Space Agency by Starsem, using a Soyuz FG launch vehicle, from Kazakhstan's Baikonur Cosmodrome. RADARSAT-2 was previously assembled, integrat ... Read »Wikipedia
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  • RADARSAT

    • RADARSAT is a Canadian remote sensing Earth observation satellite program overseen by the Canadian Space Agency (CSA). The program has consisted of: RADARSAT Constellation, the successor to RADARSAT-2, will use a constellation of three small satellites to provide greater coverage while minimizing service interruptions ... Read »Wikipedia
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  • QuetzSat 1

    • QuetzSat 1 is a Mexican high-power geostationary communications satellite which is operated by the Mexican operator QuetzSat (SES S. A./Grupo MedCom). It is positioned in geostationary orbit, and located at 77° West, from where it provide direct broadcasting services to United States and a part of Mexico for Dish Me ... Read »Wikipedia
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  • Proteus (satellite)

    • Proteus is the name of the multimission platform satellite developed by CNES and Aérospatiale Satellite Division (now Thales Alenia Space) in France. ... Read »Wikipedia
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  • Proton 4

    • Proton-2 1 Proton 4 was the last in a series of spacecraft designed to study the energy spectrum and the chemical composition of cosmic rays. The spacecraft was cylindrical in form and had extended solar panels and antennas. Proton 4 also studied the possible collisions of cosmic ray particles with the nuclei of hydro ... Read »Wikipedia
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  • SNAP-10A

    • SNAP-10A, also called SNAPSHOT is an experimental nuclear powered satellite launched into space in 1965. It is the only fission power system launched into space by the United States. The reactor stopped working after just 43 days due to a (non-nuclear) electrical component failure. The Systems Nuclear Auxiliary Power P ... Read »Wikipedia
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