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Iridium satellite constellation

Index Iridium satellite constellation

The Iridium satellite constellation provides L-band voice and data coverage to satellite phones, pagers and integrated transceivers over the entire Earth surface. [1]

87 relations: Aeronautical Information Service, Air traffic control, Aireon, Apple Inc., Automatic dependent surveillance – broadcast, Backhaul (telecommunications), Baikonur Cosmodrome, Bankruptcy, BBC News Online, Bohr model, Communications satellite, Compagnie Française d'Assurance pour le Commerce Extérieur, Delta II, Demand, Dnepr (rocket), Doppler effect, Falcon 9, Falcon 9 Full Thrust, Fixed-price contract, FlightAware, Freescale Semiconductor, Geosynchronous orbit, Gimbal, Global Positioning System, Globalsat Group, Globalstar, Hypervelocity, Inmarsat, Intelsat, Intersputnik, Iridium, Iridium 33, Iridium 7, Iridium 77, Iridium Communications, ISC Kosmotras, Journalist, Ka band, Kosmos 2251, L band, Launch vehicle, List of Falcon 9 and Falcon Heavy launches, LM-700, Lockheed Martin, Long March 2C, Longitude of the ascending node, Low Earth orbit, Macintosh, Mobile-satellite service, Motorola, ..., New product development, Nodal precession, O3b Networks, OneWeb, Orbcomm, Orbital ATK, Orbital inclination, Orbital inclination change, Orbital perturbation analysis, Orbital plane (astronomy), Orbital spaceflight, Pass (spaceflight), Plesetsk Cosmodrome, PowerPC, Proton-K, Radio astronomy service, Radiotelephone, Raymond J. Leopold, Retrograde and prograde motion, Rokot, Satellite, Satellite bus, Satellite constellation, Satellite flare, Satellite phone, SES Broadband for Maritime, Space debris, Space.com, SpaceNews, SpaceX, Taiyuan Satellite Launch Center, Thales Alenia Space, Thuraya, Transponder (satellite communications), United States, Vandenberg Air Force Base, 2009 satellite collision. Expand index (37 more) »

Aeronautical Information Service

The Aeronautical Information Service (AIS) is a service established in support of international civil aviation, whose objective is to ensure the flow of information necessary for the safety, regularity, and efficiency of international air navigation.

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Air traffic control

Air traffic control (ATC) is a service provided by ground-based air traffic controllers who direct aircraft on the ground and through controlled airspace, and can provide advisory services to aircraft in non-controlled airspace.

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Aireon

Aireon is an American company based in McLean, VA.

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Apple Inc.

Apple Inc. is an American multinational technology company headquartered in Cupertino, California, that designs, develops, and sells consumer electronics, computer software, and online services.

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Automatic dependent surveillance – broadcast

Automatic dependent surveillance — broadcast (ADS–B) is a surveillance technology in which an aircraft determines its position via satellite navigation and periodically broadcasts it, enabling it to be tracked.

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Backhaul (telecommunications)

In a hierarchical telecommunications network the backhaul portion of the network comprises the intermediate links between the core network, or backbone network, and the small subnetworks at the "edge" of the entire hierarchical network.

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Baikonur Cosmodrome

Baikonur Cosmodrome (translit; translit) is a spaceport located in an area of southern Kazakhstan leased to Russia.

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Bankruptcy

Bankruptcy is a legal status of a person or other entity that cannot repay debts to creditors.

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BBC News Online

BBC News Online is the website of BBC News, the division of the BBC responsible for newsgathering and production.

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Bohr model

In atomic physics, the Rutherford–Bohr model or Bohr model or Bohr diagram, introduced by Niels Bohr and Ernest Rutherford in 1913, depicts the atom as a small, positively charged nucleus surrounded by electrons that travel in circular orbits around the nucleus—similar to the structure of the Solar System, but with attraction provided by electrostatic forces rather than gravity.

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Communications satellite

A communications satellite is an artificial satellite that relays and amplifies radio telecommunications signals via a transponder; it creates a communication channel between a source transmitter and a receiver at different locations on Earth.

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Compagnie Française d'Assurance pour le Commerce Extérieur

Coface (Compagnie Française d'Assurance pour le Commerce Extérieur) is a credit insurer operating globally, offering companies solutions to protect them against the risk of financial default of their clients, both in their domestic and export market.

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Delta II

Delta II is an expendable launch system, originally designed and built by McDonnell Douglas.

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Demand

In economics, demand is the quantities of a commodity or a service that people are willing and able to buy at various prices, over a given period of time.

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Dnepr (rocket)

The Dnepr rocket (translit; translit) is a space launch vehicle named after the Dnieper River.

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Doppler effect

The Doppler effect (or the Doppler shift) is the change in frequency or wavelength of a wave in relation to observer who is moving relative to the wave source.

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Falcon 9

Falcon 9 is a family of two-stage-to-orbit medium lift launch vehicles, named for its use of nine Merlin first-stage engines, designed and manufactured by SpaceX.

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Falcon 9 Full Thrust

Falcon 9 Full Thrust (also known as Falcon 9 v1.2, with Block 3, Block 4 and Block 5 variants) is a partially reusable medium-lift launch vehicle, designed and manufactured by SpaceX.

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Fixed-price contract

A fixed-price contract is a type of contract where the payment amount does not depend on resources used or time expended.

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FlightAware

FlightAware is a global aviation software and data services company based in Houston, Texas.

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Freescale Semiconductor

Freescale Semiconductor, Inc. was an American multinational corporation headquartered in Austin, Texas, with design, research and development, manufacturing and sales operations in more than 75 locations in 19 countries.

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Geosynchronous orbit

A geosynchronous orbit (sometimes abbreviated GSO) is an orbit around Earth of a satellite with an orbital period that matches Earth's rotation on its axis, which takes one sidereal day (23 hours, 56 minutes, and 4 seconds).

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Gimbal

A gimbal is a pivoted support that allows the rotation of an object about a single axis.

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Global Positioning System

The Global Positioning System (GPS), originally Navstar GPS, is a satellite-based radionavigation system owned by the United States government and operated by the United States Air Force.

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Globalsat Group

No description.

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Globalstar

Globalstar is a low Earth orbit (LEO) satellite constellation for satellite phone and low-speed data communications, somewhat similar to the Iridium satellite constellation and Orbcomm satellite systems.

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Hypervelocity

Hypervelocity is very high velocity, approximately over 3,000 meters per second (6,700 mph, 11,000 km/h, 10,000 ft/s, or Mach 8.8).

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Inmarsat

Inmarsat plc is a British satellite telecommunications company, offering global mobile services.

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Intelsat

Intelsat, S.A. is a communications satellite services provider.

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Intersputnik

The Intersputnik International Organization of Space Communications, commonly known as Intersputnik, is an international satellite communications services organization founded on November 15, 1971, in Moscow by the Soviet Union along with a group of eight formerly socialist states (Poland, Czechoslovakia, East Germany, Hungary, Romania, Bulgaria, Mongolia, and Cuba).

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Iridium

Iridium is a chemical element with symbol Ir and atomic number 77.

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Iridium 33

Iridium 33 was a communications satellite launched by the United States for Iridium Communications.

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Iridium 7

Iridium 7 was a U.S. Iridium communications satellite.

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Iridium 77

Iridium 77 is a communications Satellite which is part of a satellite constellation known as Iridium, named after the 77th chemical element of the periodic table, iridium.

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Iridium Communications

Iridium Communications Inc. (formerly Iridium Satellite LLC) is a publicly traded American company headquartered in McLean, Virginia.

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ISC Kosmotras

The International Space Company Kosmotras or ISC Kosmotras (ЗАО Международная космическая компания “Космотрас”) is a joint project, between Russia, Ukraine, and Kazakhstan, established in 1997.

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Journalist

A journalist is a person who collects, writes, or distributes news or other current information to the public.

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Ka band

The Ka band (pronounced as either "kay-ay band" or "ka band") is a portion of the microwave part of the electromagnetic spectrum defined as frequencies in the range 26.5–40 gigahertz (GHz), i.e. wavelengths from slightly over one centimeter down to 7.5 millimeters.

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Kosmos 2251

Kosmos-2251, (Космос-2251 meaning Cosmos 2251), was a Russian Strela-2M communications satellite.

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L band

The L band is the Institute of Electrical and Electronics Engineers (IEEE) designation for the range of frequencies in the radio spectrum from 1 to 2 gigahertz (GHz).

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Launch vehicle

A launch vehicle or carrier rocket is a rocket used to carry a payload from Earth's surface through outer space, either to another surface point (suborbital), or into space (Earth orbit or beyond).

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List of Falcon 9 and Falcon Heavy launches

Since their first mission in June 2010, rockets from the Falcon 9 family have been launched 58 times, with 56 full mission successes, one partial failure and one total loss of spacecraft.

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LM-700

The LM-700 is a satellite bus which was built by Lockheed Martin between the mid-1990s and early 2000s.

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Lockheed Martin

Lockheed Martin is an American global aerospace, defense, security and advanced technologies company with worldwide interests.

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Long March 2C

Long March 2C (LM-2C), or Chang Zheng 2C (CZ-2C) as in Chinese pinyin is a member of the Long March 2 rocket family, an expendable launch system operated by the People's Republic of China.

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Longitude of the ascending node

The longitude of the ascending node (☊ or Ω) is one of the orbital elements used to specify the orbit of an object in space.

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Low Earth orbit

A low Earth orbit (LEO) is an orbit around Earth with an altitude of or less, and with an orbital period of between about 84 and 127 minutes.

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Macintosh

The Macintosh (pronounced as; branded as Mac since 1998) is a family of personal computers designed, manufactured, and sold by Apple Inc. since January 1984.

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Mobile-satellite service

Mobile-satellite service (MSS, or mobile-satellite radiocommunication service) is – according to Article 1.25 of the International Telecommunication Union's Radio Regulations – "A radiocommunication service.

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Motorola

Motorola, Inc. was an American multinational telecommunications company founded on September 25, 1928, based in Schaumburg, Illinois.

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New product development

In business and engineering, new product development (NPD) covers the complete process of bringing a new product to market.

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Nodal precession

Nodal precession is the precession of the orbital plane of a satellite around the rotation axis of an astronomical body such as Earth.

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O3b Networks

O3b Networks Ltd. is a network communications service provider building and operating a medium Earth orbit (MEO) satellite constellation primarily intended to provide voice and data communications to mobile operators and Internet service providers, and is a wholly owned subsidiary of SES S.A.

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OneWeb

OneWeb, formerly known as WorldVu Satellites, is a global communications company founded by Greg Wyler.

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Orbcomm

ORBCOMM is an American company that offers industrial Internet of things (IoT) and machine to machine (M2M) communications solutions designed to track, monitor, and control fixed and mobile assets in markets including transportation, heavy equipment, maritime, oil and gas, utilities and government.

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Orbital ATK

Orbital ATK Inc. was an American aerospace manufacturer and defense industry company.

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Orbital inclination

Orbital inclination measures the tilt of an object's orbit around a celestial body.

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Orbital inclination change

Orbital inclination change is an orbital maneuver aimed at changing the inclination of an orbiting body's orbit.

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Orbital perturbation analysis

Orbital perturbation analysis is the activity of determining why a satellite's orbit differs from the mathematical ideal orbit.

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Orbital plane (astronomy)

The orbital plane of a revolving body is the geometric plane on which its orbit lies.

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Orbital spaceflight

An orbital spaceflight (or orbital flight) is a spaceflight in which a spacecraft is placed on a trajectory where it could remain in space for at least one orbit.

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Pass (spaceflight)

A pass, in spaceflight and satellite communications, is the period in which a satellite or other spacecraft is above the local horizon and available for radio communication with a particular ground station, satellite receiver, or relay satellite (or, in some cases, for visual sighting).

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Plesetsk Cosmodrome

Plesetsk Cosmodrome (p) is a Russian spaceport located in Mirny, Arkhangelsk Oblast, about 800 km north of Moscow and approximately 200 km south of Arkhangelsk, dates from 1957.

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PowerPC

PowerPC (with the backronym Performance Optimization With Enhanced RISC – Performance Computing, sometimes abbreviated as PPC) is a reduced instruction set computing (RISC) instruction set architecture (ISA) created by the 1991 Apple–IBM–Motorola alliance, known as AIM.

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Proton-K

The Proton-K, also designated Proton 8K82K after its GRAU index, 8K82K, was a Russian, previously Soviet, carrier rocket derived from the earlier Proton.

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Radio astronomy service

Radio astronomy service (also: radio astronomy radiocommunication service) is, according to Article 1.58 of the International Telecommunication Union´s (ITU) Radio Regulations (RR), defined as "A radiocommunication service involving the use of radio astronomy".

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Radiotelephone

A radiotelephone (or radiophone) is a communications system for transmission of speech over radio.

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Raymond J. Leopold

Dr.

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Retrograde and prograde motion

Retrograde motion in astronomy is, in general, orbital or rotational motion of an object in the direction opposite the rotation of its primary, that is the central object (right figure).

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Rokot

Rokot (Рокот meaning Rumble or Boom), also transliterated Rockot, is a Russian space launch vehicle that can launch a payload of 1,950 kilograms into a 200 kilometre Earth orbit with 63° inclination.

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Satellite

In the context of spaceflight, a satellite is an artificial object which has been intentionally placed into orbit.

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Satellite bus

A satellite bus or spacecraft bus is a general model on which multiple-production satellite spacecraft are often based.

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Satellite constellation

A satellite constellation is a group of artificial satellites working in concert.

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Satellite flare

Satellite flare, also known as satellite glint, is the visible phenomenon caused by the reflective surfaces of passing satellites (such as antennas, SAR or solar panels), reflecting sunlight toward the Earth below and appearing as a brief, bright "flare".

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Satellite phone

A satellite telephone, satellite phone, or satphone is a type of mobile phone that connects to orbiting satellites instead of terrestrial cell sites.

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SES Broadband for Maritime

SES Broadband for Maritime is a two-way satellite broadband Internet service for use on private boats and commercial ships throughout European waters.

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Space debris

Space debris (also known as space junk, space waste, space trash, space litter or space garbage) is a term for the mass of defunct, artificially created objects in space, most notably in Earth orbit, such as old satellites and spent rocket stages.

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Space.com

Space.com is a space and astronomy news website.

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SpaceNews

SpaceNews is a print and digital publication that covers business and political news in the space and satellite industry.

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SpaceX

Space Exploration Technologies Corp., doing business as SpaceX, is a private American aerospace manufacturer and space transportation services company headquartered in Hawthorne, California.

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Taiyuan Satellite Launch Center

The Taiyuan Satellite Launch Center (TSLC) also known as Base 25, is a People's Republic of China space and defence launch facility (spaceport).

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Thales Alenia Space

Thales Alenia Space is a Franco-Italian aerospace manufacturer formed after the Thales Group bought the participation of Alcatel in the two joint-ventures between Alcatel and Leonardo, Alcatel Alenia Space and Telespazio.

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Thuraya

Thuraya (الثريا), from the Arabic name for the constellation of the Pleiades, "Thurayya", is a regional Mobile Satellite Service (MSS) provider.

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Transponder (satellite communications)

A communications satellite's transponder is the series of interconnected units that form a communications channel between the receiving and the transmitting antennas.

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United States

The United States of America (USA), commonly known as the United States (U.S.) or America, is a federal republic composed of 50 states, a federal district, five major self-governing territories, and various possessions.

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Vandenberg Air Force Base

Vandenberg Air Force Base is a United States Air Force Base northwest of Lompoc, California.

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2009 satellite collision

The accidental 2009 satellite collision was the first time a hypervelocity collision occurred between two artificial satellites - until then, all accidental hypervelocity collisions happened between a satellite and a piece of space debris.

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Redirects here:

IRIDIUM, Iridium (satellite), Iridium 25, Iridium 95, Iridium NEXT, Iridium Next, Iridium constellation, Iridium satellites, Iridium streak.

References

[1] https://en.wikipedia.org/wiki/Iridium_satellite_constellation

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