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Artificial Satellites

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Artificial Satellites are objects launched from earth to orbit earth or other planets. Satellites are used for communication, remote sensing, weather forecasting, and other purposes. This category is for questions about satellites in general or specific satellites.
GPS SatellitesThere are 30 GPS satellites -- called NAVSTARs -- in place and the oldest one was launched in 1989. These are just the ones in operation now -- another 22 have been launched since the program started in 1978, but are no longer working.The design of the satellites has remained essential…
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Satellite Navigation The U.S. govt launched satellites that triangulate any spot on the globe and give your location if you have the device that receives their signal. For further clarification, GPS receiver units time a signal sent from a satellite and through the use of extremely accurate clocks,…
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Answer Americans were worried. A country that could put a satellite into orbit round the earth obviously had the kind of rockets that could send a nuclear warhead thousands of miles. The National Defense Education Act was to increase of the math, science and education These event created NASA b…
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First Person From Britain to Go to Space Helen Patricia Sharman OBE (born May 30, 1963), is a chemist and former British astronaut. She was the first Briton in space, on Soyuz TM-12 which took off on May 18, 1991. Sharman was born in Sheffield; she is married with a daughter. She received a …
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Answer This is possible because of satellite television technology. It uses man-made or artificial satellites to send your favourite serial to your television set. But why do we need satellites for this purpose? The earth is round To understand this, we have to first take a look at the sha…
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Russia is credited with the first man-made satellite. "Sputnik," a 183-pound, 22-inch sphere, was launched on October 4, 1957. Sputnik was not invented by any one person but was the result of a long collaboration of Russian scientists. Sputnik refers both to the satellite and the program for its lau…
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No Advantages. Answer All satellites are sent into space with a purpose in mind. It may be to register weather patterns on earth or have a built in telescope to see further into space. They may be sent to pick up signals roaming around in space. Many are of a military type and are used to spy on ot…
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Satellites Satellites orbit celestial bodies because the force of gravity (always attractive) is balanced with the satellites forward momentum. Think of it as constantly falling over the edge of the Earth. In other words, if you could hit a golf ball far and fast enough, it would fall over the ed…
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It was first first launched for retail on September 9th 1995 in the US. It was first introduced to the U.S. in January of 2005 at the Consumer Electronics Show (CES) in Las Vegas. That was the PS3 launched in November 2006
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The circular orbital velocity of a satellite in low earth orbit is about 7 km/s (7.9 to be exact) or 25000 km/hr or 17500 miles/hr. If it reaches sqrt(2) times the circular velocity, it will escape from earth orbit and go into orbit about the sun.The current record holder for a man made object is th…
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I believe that the only technology we improved on as a result of sputnik is in image editing. sputnik started the great space race, an unspoken competition between the us and russia. eventually leading to the us moon landing. but a lot of people have said this victory of the space race was a hoax. t…
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Orbiting Earth satellites have several uses. One is the simple exploration of the conditions of space and how Earth activities would be different there. The lack of gravity provides for unique studies of biological and chemical reactions. Another is the lack of atmospheric interference, which impr…
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First Soviet Satellite It was called the 'Sputnik' and was put into orbit on October 4th, 1957. The timing was 'tweaked' to mark the 40th anniversary of the Russian Revolution of 1917.
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Satellite Uses GPS, Weather, Communications, Topography, Mapping, Agriculture, Early Warning, Military Utility, etc, etc........
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Satellites Satellites orbit celestial bodies because the force of gravity (always attractive) is balanced with the satellites forward momentum. Think of it as constantly falling over the edge of the Earth. In other words, if you could hit a golf ball far and fast enough, it would fall over the ed…
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The idea of an artificial satellite goes back at least as far as the prototype science fiction story "The Brick Moon". The idea that actual, real satellites could perform useful work goes back to about 1947, when science fiction author Arthur C. Clarke realized that satellites orbiting the equator …
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The first fictional depiction of a satellite in orbit is a short story by Edward Everett Hale, The Brick Moon, in 1869. The idea appears again in Jules Verne's The Begum's Fortune, in 1879. The English science fiction writer Arthur C. Clarke described in detail the use of communications satellites …
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In terms of space, a satellite is a body that orbits around another. This can be either a natural satellite, like the moon orbiting the Earth, or an artificial one like the Mariner 10 satellite or the communications satellites that daily provide us with access to information worldwide. A natural s…
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Soviet Union on 4th October 1957 named Sputnik-1
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Size of Sputnik Sputnik was a sphere with four radio antennae extending from it. It weighed 83 Kg, or 183 Lb. The sphere was 58 centimeters, or 23 inches in diameter. The four antennae ranged in length from 2.4 to 2.9 meters, that is 7'8" to 9'6". Sputnik was more than twice the size of a basketba…
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Sputnik 1 changed mankind because it was the first satellite in the world to ever be launched. It was launched by the Soviet Union. This was the beginning of the people around the world really becoming interested in space and space travel and finding the importance for the funding etc.
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Satellites Satellites orbit in outer space, not in the earth. They are sent to outer space where the gravitational pull of the earth pulls them around, just as the earth is pulled around the sun in a similar manner. The layer is the exosphere. It greatly depends on what the satellite is for and who …
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AnswerI put them into two major classifications: communicators and sensors.Within communicators there are comm relay satellites, and signaling sats. The former receive a signal from the ground and relay it to another location in some way. Some examples are ground station to ground station, like geos…
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Objects in near Earth orbit experience some drag from the from from the atmosphere. (Mind you, it would take a very sensitive instrument to measure atmospheric pressure at 60 miles up.) The answer to the question is that given enough time, the drag will cause the satellite to lose so much momentum t…
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It was invented by Paul G.kaminski of Stanford university.
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During this time there were two world powers: US and USSR, both with a totally different lifestyle (democracy and communism). The space race showed USSR was more advanced then we in the United States. It showed the rest of the world that communism was the way to go, and then the red scare and domino…
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About an hour and a half.
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Earth has 1 natural satellite and thousands of artificial satellites. the earth has 1600 satellites
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1 sattellites of what? the earth has one satellite, the mon.
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the plantetary satellites are made up of all kinds of electronic objects
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According to Oberright, John E. "Satellite, Artificial." World Book Online Reference Center. 2004. World Book, Inc. http://www.nasa.gov/worldbook/artificial_satellites_worldbook.html about 3000 useful satellites launched by the US and 40 other countries orbit Earth along with about 6000 "pieces of …
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the first artificial rocket, lunch in Russia
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Imagine what we could NOT do without satellites!No cell phone networking across towers, across the world.No watching your favorite shows on TV.No Internet.No GPS system.No airline flights -- they'd all crash into each other.No ocean going ships battling the waves, whether you want to go on a cruise …
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Satellites are made by metal and glue.
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They are put into orbit by shuttles and stay in orbit around the earth, like the moon. Since they are no longer affected by Earth's gravitational field, they will not naturally fall down to Earth.
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1. Aryabhata 19.04.1975 First Indian satellite. Provided technological experience in building and operating a satellite system. Launched by Russian launch vehicle Intercosmos. 2. Bhaskara-I 07.06.1979 First experimental remote sensing satellite. Carried TV and microwave cameras. Launched by Russian …
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Answer The first satellite was invented by God - THE MOON! Seriously, though, the first articifial satellite was Sputnik, launched by the Russians in 1957. Its creation was coordinated by Chief Designer Sergei Korolyov.
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There are more than 240 known natural satellites of the planets in our solar system alone. Most of those have not been named.
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There was more than one Sputnik. Sputnik was a common name for vehicles in the early Russian / Soviet Space programme, Sputnik 1, Sputnik 2 etc They were all invented by the Russians AKA Soviet Union. The team, at least for the first Sputniks, was lead by Sergei Korolev
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They are placed on top of a rocket, which accelerates them until they "escape" the atmosphere and enter space. Satellites are spacecraft that orbit the Earth or a planet, while those that travel through space are usually called "space probes."
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The Sputnik I (Russian: Спутник I) was launched at 19:28:34 UTC, on October 4, 1957, from Site No.1 at NIIP-5 by the Soviet Union. It weighed 183 pounds and only took 98 minutes to orbit the Earth. It was the beginning of a new space age. The public from Europe to the U.S. feared the Soviet'…
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38 MHz. digital bit-rates vary depending on compression, modulation, typically QPSK. Expect at least 30 Mbps.
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You're describing the wavelike line that shows up on the maps at mission control when they plot the path of the spacecraft that they've just launched. Try to imagine this: The satellite is circling the earth at a constant rate ... say one orbit every couple of hours. At the same time, the ear…
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Explorer 1 was launched by the US on 31 January 1958, cylindrical in shape as opposed to the 'Sputnik' which had been round. It remained in orbit until March 1970. Its major achievement was the discovery of the Van Allen radiation belts around the Earth.The first was Vangaurd.The first successful U.…
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The term microwave is associated to electromagnetic waves of frequency of the order of MHz .Since the energy carried by the wave is directly proportional to their frequency they are of great use in distance communication. For a simple microwave communication system, a radiator ,a reflector and one …
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Russia The Soviet Union invented Sputnik, the first man-made satellite to orbit Earth. It was made in Russia and it was the first Earth-orbiting artificial satellite. It was launched into an elliptical low earth orbit by the Soviet Union on 4 October 1957, and was the first in a series of satellite…
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Skylab fell back to Earth on 11 July 1979 and while most of it fell into the sea, quite a bit of the debris rained down on the Western Australian town of Esperance and surrounding areas. Most of the pieces were found on a 160km wide strip of land between the Perth-Adelaide highway and the Indian Pa…
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Reason For Spectral Inversion It's just another method to help prevent signal theft.
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The first satellite was launched on October 4, 1957, the landfill Tura-Tam (now - Baikonur). This day is celebrated in Russia as a day of cosmic forces. The satellite descended from orbit January 4, 1958.
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The satellite is used to receive foreign broadcast from other network stations and send it home users Satellite communication is a process where a radio signal is transmitted to a satellite above your horizon. That satellite rebroadcasts that signal, on a different frequency, either to a ground st…
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It was launched because of this reasonal point..................
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In the car, in the cradle ,with the antena on the car roof ? great!! .walking with the head set/antena not bad. With the ear buds not bad but not loud enouph for me. all in all i love my INNO i have had it more than two years. i love live xm every where i am and i save songs from home or record from…
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Improve1.Aryabhata19.04.1975First Indian satellite. Provided technological experience in building and operating a satellite system. Launched by Russian launch vehicle Intercosmos.2.Bhaskara-I07.06.1979First experimental remote sensing satellite. Carried TV and microwave cameras. Launched by Russian …
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There are two kinds of satellites: the artificial and natural satellite.
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Although all satellites are constantly falling towards the Earth, they are moving across in a path that takes them beyond the Earth as they fall - so are literally falling all the time. However, because the Earth's atmosphere does extend several hundred miles into space (as tenuous as it is), Sate…
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125000
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it coming to new york next year when we are like 20 or 14 and we can see videos and pictures on it
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no
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The only way to slow down an orbiting satellite would be to put it into a higher orbit. If you push a satellite backwards (over a certain period of time), it would lose energy, move into a lower orbit, and actually move faster. Of course, if it gets into too low an orbit, it will eventually crash to…
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Objects separated from an orbiting vehicle will continue to orbit because there is no air friction to slow it down. A "retro thruster" would have to be used to "drop" the bomb by slowing its orbital speed so it can begin a re-entry. Also, without proper shielding, it could burn up in the atmosphere …
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Satellites transmit signals using highly directional electromagnetic waves. Electromagnetic waves are used all the time in today's technology; microwaves use microwaves which are the same as mobile phones, televisions use ultrahigh frequency waves, visible light is in fact electromagnetic waves....…
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For many reasons some being meteorology, communications, geographic mapping, spying, entertainment, and scientific studies of Earth and space.
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Yes, especially if you are in an area away from city lights. Each clear night it is possible to see at least several of the orbiting satellites passing overhead. Moonless nights are best. The satellites look like a star but move at a regular pace, unlike a meteor which comes and goes very quickly. T…
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It stays in the Earth's orbit because of Earth's gravity. The same way the moon is being pulled by Earth's gravity.
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There are two forces at work on an orbiting satellite. One is gravity, which attempts to pull the satellite down (considered as a centripetal force). The other is the inertia of the satellite's forward velocity (also called centrifugal force). The orbital speed allows the satellite to fall "past" th…
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The numbers vary among estimates, but there are between 2100 to 2200 functioning artificial satellites in Earth orbit. Russia has the greatest number at around 1324. The U.S. is second with 658 satellites in orbit.
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Artificial satellites are human-made, orbital objects sent into space. (There are several thousand of these in orbit around Earth.) Our moon is the only natural satellite that Earth has. Related Information: Since 1957, the term has been applied to objects that orbit the Earth. Now a number of objec…
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They invented the satellite for the purposes of: scientific investigations the weather communication earth observation military navigation
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for Hotbird i use 12539/H/27500
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GPS Satellites There are currently Twenty Four Satellites orbiting the Earth, three are needed to provide latitude and longitude. To obtain altitude, four are needed.
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Sputnik 1 was created by the Soviet Union, the Russians The team was lead by Sergei Korolev (He was the Chief Designer)
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Answer: 1.communication satellite 2.navigational satellite 3.weather satellite 4.millitary satellite 5.scientific satellite 6.satellite launches. It composed of 6 satellites...........i hope.....my answer can help you.....
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Answer The first satellite to be visible was the first satellite in orbit. Sputnik 1 was visible (barely) while its last stage booster was very visible. Early satellites were low altitude and there was less competition from street and city lighting in those days.
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The largest satellite orbiting the Earth is the Moon.
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Satellites let you do things not available by other methods. See related links for various types and uses of satellites.
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The Earth's Gravitational pull
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There are literally thousands of satellites in space.
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because they are made from other people
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A satellite works by receiving waves of various types of information such as radio, television, and weather When the information is received, the satellite then transmits the information to different locations.1. Working: A satellite has a main computer which is controlled by it's station situated o…
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Among other things, you can find LOTS of information about satellites in the Wikipedia article on the topic "Satellite". Go read that; and come back to ask here if you have specific questions. For example, if you don't understand something.
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The time it takes to put together a satellite varies on the size and structure of the satellite. A simple satellite could be put together in a couple of months, where a large science mission could take ten or more years.
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Wing Commander Rakesh Sharma (retd) (born January 13, 1949 in Patiala, Punjab, India) was the first Indian and 138th man to visit space. Born in Patiala Punjab joined the Indian Air Force and progress rapidly through the ranks. Rakesh Sharma, then squadron leader and pilot with the Indian Air For…
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Hindi nyo po alam bhla na kyoHindi nyo po alam bhla na kyo
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Answer Because the uplink frequency can be sent from a way bigger antenna. If Up and Down were running on the same frequency, they would end up both garbled from meshing with each other.....separate frequency paths guarantee clear transmission In some cases, such as satellite communications, the …
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Aryabhatta was the first scientific satellite send by India
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Man-made satellites are either in low, medium or high earth orbits, depending on their function. The closest ones, including the International space station, are in a low earth orbit, up to a height of 2000 km. The International Space Station orbits at a height of around 340km, while the Hubble Tele…
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They are used for exploring different planets in our solar system, transmitting radio, telephone, and television signals, and to tell what the weather is going to be like.
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Two of the primary purposes are scientific investigation (of the Earth and of space) and communication.
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CORRECT ANSWER:No.
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Because space has no gravity to pull them down.
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Regarding the communications satellite orbit; a geosynchronous orbit is one that keeps the satellite in one position in the sky. It is a spot in space about 22,000 miles away that the satellite will orbit the earth once a day, so it is moving the same speed as the earth rotates and appears to never …
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Satellites and space stations are used for navigation, collecting weather data, and research.
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The first successful satellite launched by the Soviet Union (USSR) was Sputnik 1 on October 4, 1957.
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1957
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The first artificial satellite to achieve Earth orbit successfully was Sputnik-1. It was launched by the USSR on October 4, 1957. It spent about 3 months in orbit and was followed by many other unmanned satellites. The first satellite to carry a human was Vostok, in which Yuri Gagarin orbited the E…
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Sputnik I was launched by the USSR on October 4, 1957.
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Launched October 4, 1957 into low-Earth orbit, Sputnik I only lasted 96 days, completing 1440 orbits before burning up in the atmosphere.
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Sputnik was a family name for a series of satellites, most of which burned up during reentry after some time in orbit.
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