List of satellites in orbit. List of Spacebus satellites; T.

List of satellites in orbit Clear; GPS; Iridium; GLONASS; Galileo; Iridium 33 Collision Debris; Westford Needles; SpaceX; Help. The first fictional depiction of a satellite being launched into orbit was a short story by Edward Everett Hale, "The Brick Moon" (1869). Traditional global navigation systems do not use geosynchronous satellites, but some SBAS navigation satellites do. Orbital mechanics is the study of the motion of the satellites that are present in orbits. Increased application of India's space capabilities in strengthening its national security was observed. Use the handlebars to drag Learn about the different types and properties of Earth orbits, and how they affect the view and function of satellites. Satellites are used for many purposes i. Satellites in a constellation function together as a system, enabling operators to provide cutting-edge Two geostationary satellites in the same orbit A 5° × 6° view of a part of the geostationary belt, showing several geostationary satellites. The first satellite in the series, GOES-R, now known as GOES-16, was launched in 2016 and is currently operational as NOAA’s GOES East Starlink satellites orbit approximately 342 miles (550 kilometers) above Earth and put on a spectacular show for observers as they move across the sky. Hence, the name “geostationary” satellites. 2001 Mars Odyssey was launched April 7, 2001 on a Delta II rocket and currently holds the record for the longest The Joint Agency Commercial Imagery Evaluation (JACIE) Earth Observing Satellites Online Compendium contains details about past, present and future Earth observing satellites and the sensors they carry. A number of weather satellites are also present in List of Artificial Satellites Launched by India (1975-2023) The following is the list of Artificial satellites launched by India: 1. This list of space telescopes (astronomical space observatories) is grouped by major frequency ranges: gamma ray, see List of Solar System probes for these, and List of Earth observation satellites for missions targeting Earth. The crowded night sky is posing problems for astronomers and astronauts. Pages in category "Derelict satellites orbiting Earth" The following 129 pages are in this category, out of 129 total. Since then, space traffic has become commonplace. weather forecasting, digital transmission, scientific research and development etc. Click on mission name for details of In addition to manned missions, we have also sent satellites into orbit around the Earth. . This is by far the largest number of any single country, with their nearest The number of satellites orbiting the Earth is increasing exponentially. Traditional global navigation systems do not use geosynchronous Earth observation satellites are Earth-orbiting spacecraft with You can either select to display all satellites which are in orbit at this time, or select a time range of earliest launch and latest (expected) end-of-life, respectively. It's the world above us. Names are not necessarily those by which they are known in the NORAD catalogue used by SpaceTrack. These satellites are commonly used for communication purposes, such as radio and television networks, back-haul, and direct broadcast. [1] Of the total, about 20,000 are tracked. These designations have been applied to most United States military satellites since 1984, Stealth satellite, only object ever placed in orbit which amateurs are unable to track 145 USA-145: 1999-10-07 Navigation: Delta II 7925-9. Join us on a journey through space and technology as we list the remarkable satellites that have paved the way in remote sensing. It’s Giving Satellites, orbiting our Earth, are paramount for diverse purposes, from research and defense to communication and entertainment. Total number of active satellites = 541 (28 Feb 2022) * 538 (21 July 2021) * 534 (4 Jan 2021) * 535 (12 October 2020) * 534 (26 Like a semi-synchronous orbit, a satellite in the Molniya orbit passes over the same path every 24 hours. List of Spacebus satellites; T. e. It includes Satellites orbiting Earth that can also be found in the parent category, or in diffusing subcategories of the parent. A number of weather satellites are also present in geosynchronous Originally operated and launched for Indonesian company PT Pasifik Satelit Nusantara. This means that, as seen from earth, these satellites will appear to be at the same spot throughout. Some older satellites SPACEX LAUNCHES 4 ASTRANIS SATELLITES ON FALCON 9 ROCKET FROM CAPE CANAVERAL - Following a rare pad abort on Dec. First satellite of the Indian Remote Legacy list of Satellites in Geostationary Orbit 28 Feb 2022. List below updated 28 Feb 2022. [1] Also, about sixteen old Soviet nuclear space reactors are known to have This includes satellites, probes, landers, crewed spacecrafts, and space station flight elements launched into Earth orbit or beyond. Total number of active satellites = 534 (26 April 2020) This includes some satellites with an indicated high inclination angle. The orbits of the satellites are known as the geosynchronous orbit and SpaceX currently owns 1/3 of the satellites in orbit around Earth. Furthermore, 8 satellites (4 in Medium Earth orbit, 2 in geostationary orbit and 2 in inclined geosynchronous As of this writing, 5,977 satellites have been launched, with 5,601 satellites currently in operation and the remaining 376 having been deorbited for a variety of reasons, including failing to In the past decade, the number of satellites in orbit has skyrocketed thanks to tiny electronics and cheap launches. This list covers most artificial satellites built and operated by the Republic of India. These satellites serve various purposes that have revolutionized our lives, including communication, weather forecasting, surveillance, and This is a non-diffusing subcategory of Category:Satellites orbiting Earth. Derelict satellites orbiting Earth (129 P) F. Low Earth Orbit. Artificial satellites and space probes in the 1970s Year Origin Name Target Status Description 1970 Japan: Ohsumi: Earth: Success: First Japanese satellite. [10]: 17 SpaceX launched the first 60 satellites of the constellation in May 2019 into a 450 km (280 mi) orbit and expected up to six launches in 2019 Select any satellite listed to learn additional details, perform live tracking or see satellite's passes visible from your location. 1988. If you access this "list of satellites in orbit" page, please help by sending updates and changes to me: Eric Johnston. SpaceX launched the first sixty Starlink satellites into orbit aboard the Falcon 9 rocket in May of 2019. Our World in Data. This path can be represented with mathematical notations. List of Satellites launched Orbit Type Application Remarks 129 SPADEX-A Dec 30, 2024 PSLV C60/SPADEX Mission 128 SPADEX-B Dec 30, 2024 PSLV C60/SPADEX Mission 127 Proba-3 Dec 05, 2024 The first published mathematical study of the possibility of an artificial satellite was Newton's cannonball, a thought experiment by Isaac Newton to explain the motion of natural satellites, in his Philosophiæ Naturalis Principia Mathematica (1687). Find out how height, eccentricity, and inclinatio List below updated 12 Feb 2024. IRS-1A. This category is for artificial satellites that have obtained orbit around the Earth. (Image credit: Shutterstock) Human-made satellites were once rare in low Earth orbit (LEO), with just a handful of them These satellites are placed into orbit at a distance of around 35,800 km from the earth’s surface. 5 GPS-IIR-3: 146 USA-146: 1999-11-23 Of the 7,560 active artificial satellites orbiting the Earth as of May 1, 2023, 5,184 belonged to the United States. Satellites on orbit. This is a list of satellites in geosynchronous orbit (GSO). This type of orbit is useful for communications in the far north or south. They rotate in the same direction as the earth and one revolution of such satellites is the same as one day on earth (roughly 24 hours). The list below was updated 26 April 2020. This is a list of past and present satellites of the BeiDou/Compass navigation satellite system. These were the inaugural payloads of the company’s satellite constellation. Most launches fail to achieve the desired orbit and/or are hit by an object orbiting the earth (rocks or other satellites). GEO 12%; MEO 3%; LEO 84%; Low orbits are easier to reach and have Welcome - thousands of Satellites and countless other objects (including the Moon) are orbiting our Planet right now, use this web site to browse active Satellite information derived from TLE orbit data and other public domain Medium Earth Orbit (MEO) Satellites. (See also satellite communication; satellite. At this speed, a complete orbit of the planet takes about 90 Starting with IRS-1A in 1988, ISRO has launched many operational remote sensing satellites. Skip to main content. Traditional global navigation systems do not use geosynchronous satellites, but some SBAS navigation satellites do. Remote Sensing: search and find Satellites and Sensors, descriptions, bands, launches; includes links for more information and data downloads. Geostationary Transfer Orbit (GTO) Satellites. They always view the same region, and produce the movie "loops" seen on TV news. Orbital debris, or space junk, can drift for many years and is a potential hazard for other satellites. Total number of active satellites = 534 (4 Jan 2021) * 535 (12 October 2020) * 534 (26 April 2020) * 517 (12 Dec 2019) * 448 (17 Galactocentric orbit: [2] An orbit about the center of a galaxy. For telescopes in Earth orbit, the minimum and maximum altitude are given in The study "The Low Earth Orbit Satellite Population and Impacts of the SpaceX Starlink" by Jonathan McDowell from the Harvard-Smithsonian Center for Astrophysics analyses the impact that the broadband service mega-constellation could have on different observatories. 8 kilometers per second) to stay in this orbit. They are used for weather forecasting, satellite TV, and communications. Japan became the fourth nation after the USSR, USA and France to successfully put an artificial satellite into orbit on its own. From India's first satellite Aryabhatta launched in 1975 to EOS-04 in 2022, India’s space journey has spanned 47 years and over 120 satellites. GTO is an elliptical orbit used as an intermediate step for satellites transitioning from a low Earth orbit to a geostationary orbit. Appearance in this list does not mean that the satellite is operational or under control at its location. Legend. The International Space Station, 350 km above the surface, completes its orbit in 90 minutes. Applications: This orbit is commonly used for satellite imaging, Earth observation, etc. 11, 2021, these satellites will deploy into orbit, and the number of satellites will increase again. Learn about space technology and its benefits for India and the world. Donate. [1]As of September 2024, 32 Galileo (4 IOV "In Orbit Validation" and 28 FOC This is a list of satellites in geosynchronous orbit (GSO). They cannot cover the high latitudes. A number of weather satellites are also present in geosynchronous We would like to show you a description here but the site won’t allow us. Satellites formerly orbiting Earth (2 C, 55 P) G. List of all Starlink satellites and their orbital history. The following 161 pages are in this category, out Remote Sensing: search and find Satellites and Sensors, descriptions, bands, launches; includes links for more information and data downloads The Satellite Catalog Number (also known as NORAD Catalog Number, NASA catalog number, USSPACECOM object number or simply Catalog number and similar The Satellite Database archives orbital data of satellites and other space objects in the form of Two-Line Elements. List of Kosmos satellites; N. , but communicational satellites (in constellations) are also placed in this This document provides a list of 538 active satellites in geostationary orbit as of July 21, 2021. GTO satellites have the following characteristics: As of the end of 2022, over 88 percent of active satellites were in low Earth orbit (LEO), while around nine percent were in geostationary (GEO) orbit. A Medium Earth type of orbit is located between low Earth and geostationary orbits, typically at an altitude of about 5,000 to 20,000 kilometers. Total number of active satellites = 562 (12 Feb 2024) * This includes some satellites with an indicated high inclination angle. Satellites in polar orbit, positioned at 800 km in altitude will take approximately 102 minutes to complete one revolution. This is a list of satellites in geosynchronous orbit (GSO). 124) The research, still awaiting peer review and accepted for pre-print publication in Astrophysical If you access this list of satellites in orbit page and find it interesting, please help by sending updates and changes to me Eric Johnston. * Satellites orbiting Earth by topic (4 C) D. This show is not welcomed by all and can There's 560 satellites that function as desired in orbit, hence 560 man-made satellites with the desired use, as for 1000 satellites a year. West Germany: DIAL Earth Success Second German satellite. The Satellite Database archives orbital data of satellites and other space objects in the form Where do these satellites orbit? In the three main categories of Earth orbits, small satellites dominate LEO while large satellites dominate GEO. Recently, high-throughput satellite (HTS) MEO constellations have been put into The BIG Satellite List. Ascent (A): Satellites currently orbit raising towards operational altitude Op Shell (O): Satellites in one of the operational shells. It is a snapshot and is updated daily. Today, India has one of the largest constellations of remote sensing satellites in operation. LEO satellites typically orbit less than indicates the amount, in kilometers, existing between the observer and the satellite. There have GOES satellites orbit 22,236 miles above Earth’s equator, at speeds equal to the Earth's rotation. List of Oko satellites; P. The lower the altitude of a satellite, more speed he needs to keep in orbit and not re-enters the atmosphere. SEARCH BY SPACE COMMAND ID Exact matches only. 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. Sun-synchronous Orbit. In this article, we have mentioned a list of all Communications satellites in low Earth orbit (1 C, 22 P) Pages in category "Satellites in low Earth orbit" The following 29 pages are in this category, out of 29 total. A The launch of the first artificial satellite took place back in 1957 and marked the beginning of the great space and satellites orbits era for mankind. China-Brazil Earth Resource Satellite This is a list of satellites in geosynchronous orbit (GSO). Those with inclination 0° form a diagonal belt across the image; a few objects with small inclinations to the Equator are visible above this line. Mabuhay 1 (Agila 2) SS/Loral: Chang Zheng 3B: Xichang: 19 August 1997: First Philippine satellite to be launched from space Egypt: Nilesat 101: Nilesat: Astrium: Ariane For this reason, a satellite must move at a speed of about 17,500 miles per hour (7. If you want the current page, which is updated about every 6 months, please go here: list of satellites in geo orbit. The satellite’s inclination depends on what the satellite was launched to monitor. They plan to This is a list of satellites and spacecraft which have been given USA designations by the United States Air Force. About. The Office of Satellite and Product Operations (OSPO) is responsible for maintaining the comprehensive scheduling and NASA’s Earth Observing System (EOS) is a coordinated series of polar-orbiting and low inclination satellites for long-term global observations of the land surface, biosphere, solid Earth, atmosphere, and oceans. Subscribe. List of artificial objects in heliocentric orbit; I. The Satellite Catalog Number (also known as NORAD Catalog Number, NASA catalog number, USSPACECOM object number or simply Catalog number and similar variants) is a sequential 5-digit number assigned by USSPACECOM to all Earth orbiting satellites in order of identification. The Sun follows this type of orbit about the Galactic Center of the Milky Way. If such a satellite's orbit lies over the equator, it is called a geostationary satellite. List of Indian satellites; List of Intelsat satellites; K. So, we can easily understand the space operations with the knowledge o Artist's rendition of Mars Express as seen by NASA's Mars Global Surveyor Image of Mars Express in orbit at Mars. Leading the Satellite Race United States (USA) - 11,655 satellites. Groups. This allows them to maintain their positions over specific geographic regions so they can provide continuous coverage of that area over time. CATEGORIES Int'l Space Station Chinese Space Station Brightest Starlink GPS Operational Glonass Operational Galileo Beidou Military This a list of satellites in sun-synchronous orbit shown in order of name. As of December 2023, 44 satellites are operational: 7 in geostationary orbits (GEO), 10 in 55° inclined geosynchronous orbits (IGSO) and 27 in Medium Earth orbits (MEO). And other information including a types of Satellites and this sub parts information. Two values are provided for the dimensions of the initial orbit. [2] By 2015, the total had grown to 250 on-orbit fragmentation events. 17. Apart from Indian rockets, India also demonstrated capability to destroy "enemy" satellites in orbit. Total number of Satellites: 16'156 New TLEs in the last 7 days: 11 Newest TLE: 2025-01-02 10:21 (UTC) About the Database. ; Heliocentric orbit: An orbit around the Sun. . Tracking 30102 objects as of 1-Jan-2025 HD Live streaming from Space Station. Some older, non-working, satellites have drifted to 'wells' in the Earth's gravitational field and oscillate around that location giving the appearance of an intentionally geosynchronous orbit. Satellite Rocket body Debris Left/Right click and drag to rotate camera Mousewheel to scroll ; Left click to This is a legacy "list of satellites in orbit" page. Subcategories. India has been successfully launching satellites of various types from 1975. With incredible detail (2-meter), it can scan the Earth in any direction Image Courtesy of ESA/Airbus & Defense. Pleiades consists of 2 nimble satellites operating in the same orbit. List below updated 4 January 2021, amended 5 May 2021. The second reason is that rockets can carry more satellites more easily — and cheaply Satellite Communication - Orbital Mechanics - We know that the path of satellite revolving around the earth is known as orbit. These satellites are commonly used for communication purposes, such as radio and television networks, back-haul, and direct broadcast. This category has the following 10 subcategories, out of 10 total. The data can be searched and retrieved using Satellites in polar orbit, positioned at 800 km in altitude will take approximately 102 minutes to complete one revolution. Orbit Type Application Remarks 44 EOS-07 Feb 10, 2023 SSLV-D2/EOS-07 Mission Earth Observation 43 EOS-06 Nov 26, 2022 PSLV-C54/EOS-06 Mission Earth Observation 42 The Office of Satellite Ground Services (OSGS) oversees the development and sustainment of all NESDIS satellite ground systems. Stuff in Space requires WebGL and Web Worker support. 21, SpaceX launched four satellites to a geosynchronous transfer orbit from Cape Canaveral Space Force Station at midnight on Sunday morning. Browse by topic. Bringing governance to the final frontier The surge in commercial space operations has increased access to satellite services for all, and fuelled a start-up race for new entrants to the market. Indian Satellites from 1975-1995. List of NOAA satellites; O. Positioning and navigation services, like GPS, extensively use MEO type of satellites. With a plan to send about 1,000 Starlink satellites into space every year, they will continue their domination. The Tropical Since 1962, the United Nations has maintained a Register of Objects Launched into Outer Space. Via Satellite editors chose the companies on this list based on their expected activity for the year, and a mix of market share, transformational technology, ground-breaking deals, and overall industry excitement. The USA’s satellite collection is not merely about quantity but also versatility: On Oct. This comprehensive overview showcases the prominence and purpose of satellite contributions by country. The successful launch of this List of Satellites in Geostationary Orbit (legacy 4 Jan 2021) If you access this "list of satellites in orbit" page, please help by sending updates and changes to me: Eric Johnston. In the Solar System, all planets, comets, and asteroids are in such orbits, as are many artificial satellites and pieces of space debris. Derived from print versions of Compendiums published in 2019, 2020, and 2022, this resource has been developed and is managed by the Remote sensing satellites use two types of orbits: Geosynchronous (geostationary) satellites orbit 36,000 km over the equator and remain over a single spot. Originally established as a mechanism to aid the United Nations Committee on the Peaceful Uses of Outer Space in its discussions on the political, legal and technical issues concerning outer space, the evolution of international space law resulted in space object Model of a Galileo satellite. Most scientific satellites and many weather satellites are in a nearly circular, low Earth orbit. It includes the satellite name, common name, orbit position in degrees longitude, and inclination for each satellite. Tracking 30110 objects as of 31-Dec-2024 HD Live streaming from Space Station. But the rush to get more hardware into orbit does have its disadvantages. Altitude is the Via Satellite’s 10 Hottest Companies rounds up 10 “must watch” companies in the satellite industry, from constellations, manufacturing, launch, and more. The satellites are pinpoint, while stars have created star trails due to Earth's rotation. List of satellites in geosynchronous orbit; List of GLONASS satellites; List of GOES satellites; List of GPS satellites; H. These ground systems are vital in order to get information obtained from space to the users who need it on the ground everyday. Aryabhata (1975): This was India's first satellite which was named after the famous & ancient Indian mathematician and astronomer called Aryabhata. Acquired while on orbit by Mabuhay in 1996 making it the first Philippine owned satellite. Note that some satellite launches were the result of collaborative efforts and are thus listed under multiple countries. Satellites in geostationary orbit (3 C, 13 P) Satellites in Samples of three GPS satellites' orbits over a five-year period (2013 to 2018) USA-242 · USA-239 · USA-151 · Earth As of 19 December 2024, 83 Global Positioning System navigation satellites have been built: 30 are launched and operational, 1 is launched and undergoing the commissioning process, 3 are in reserve or testing, 43 are retired, 2 were lost during launch, In the past decade, the number of satellites in orbit has skyrocketed thanks to tiny electronics and cheap launches. Latest; Resources. List of passive satellites; List of Philippine satellites; S. CATEGORIES Int'l Space Station Chinese Space Station Brightest Starlink GPS Operational Glonass Operational Galileo Beidou Military There were 190 known satellite breakups between 1961 and 2006. Otherwise, I tend to update the list every six months or so as it takes several hours to work them all out and create a new web page, keep the old legacy page and fix the html links joining all the pages together!. This is a list of satellites, ordered alphabetically according to the country that launched them. A number of weather satellites are also present in Stuff in Space is a realtime 3D map of objects in Earth orbit, visualized using WebGL. Name refers to the official This category is for artificial satellites that have obtained orbit around the Earth. Menu. This includes satellites, probes, landers, crewed spacecrafts, and space station flight elements launched into Earth orbit or beyond. Period is the time that the satellite takes to complete an orbit around the Earth, counted from perigee to perigee. Orbit Type Orbit Height (km) Repeat Cycle (days) Launched in Out of service since Organisation; ADEOS Sun Synchronous: 797: 41: 1996: 1997: JAXA - Japan: ADEOS-II Sun Synchronous: 803: 4: 2002: Select any satellite listed to learn additional details, perform live tracking or see satellite's passes visible from your location. Prior to the mission moving forward, the company had to swap the first stage booster Geostationary orbit (GEO) is also known as geosynchronous orbit, and it is located 35,786 kilometers (22,236 miles) in altitude above Earth's equator. As a major component of the Earth Science Division of NASA’s Science Mission Directorate, EOS enables an improved understanding of the Earth as an Explore the comprehensive list of Indian remote sensing satellites for disaster management, agriculture, and more. Azimuth and Elevation are the local coordinates and they inform the position on the sky where the observer should look to see the satellite or to point out his antenna. Today, there are thousands of satellites around Earth, and each, depending on its purpose and the territory served, has a residence permit in a certain orbit. [3]As of 2012 there were an estimated 500,000 pieces of debris in orbit, [4] with 300,000 pieces below 2000 km (). Now in The deployment of the first 1,440 satellites will be into 72 orbital planes of 20 satellites each, [9] with a requested lower minimum elevation angle of beams to improve reception: 25° rather than the 40° of the other two orbital shells. At least 19 of them are large enough to be gravitationally rounded; of these, all are covered by a crust of ice except for Earth's Moon and Jupiter's Io. LeoLabs Explore LEO LEO Catalog Today's Conjunctions Catalog Search Instrument Sites System Metrics Fleet Management Tracking and Monitoring Manage Collections Operational Ephemerides Safety of Flight Conjunction Search Conjunctions 3D On-Demand Screening Starlink Satellites Dominate Total Number of Payloads Launched From 2019-2022. This is a list of past and present satellites of the Galileo navigation system. The data is fetched from CelesTrak on an hourly basis. The measure that results in an entry in this table is that the drift rate of LTDN (Local Time at the Descending Node) is no more than twenty four minutes each Satellites in this orbit take approximately 88 - 127 minutes to circle Earth. Moons by contrast are not in a heliocentric orbit but rather orbit Select any Geostationary satellite listed to learn additional details, perform live tracking or see satellite's passes visible from your location. List of Of the Solar System's eight planets and its nine most likely dwarf planets, six planets and seven dwarf planets are known to be orbited by at least 300 natural satellites, or moons. [1] Several of the largest ones are in hydrostatic A satellite is an artificial object which is placed intentionally into an orbit of any natural satellite. This list may not Wrong orbit Kosmos 1839: IIb 731 — Wrong orbit Kosmos 1840: IIb 732 — Wrong orbit Kosmos 1883: 16 September 1987 02:53 Proton-K DM-2: Baikonur, Site 200/40: 10 IIb 733 III - 6 June 1989: Kosmos 1884: IIb 734 III - 30 August 1988: Kosmos 1885: IIb 735 List of BeiDou satellites; List of Galileo satellites; List of GPS satellites; List of NAVIC satellites; References A visualization of satellites, debris, and other objects tracked by LeoLabs in low earth orbit. Check out our list now! First Indian satellite to be placed in orbit by an Indian-made launch vehicle.