Artificial Satellites

The first man-made satellite, Sputnik 1, was launched into orbit by the Soviet Union on October 4, 1957. This marked the beginning of the space age and the start of human exploration beyond Earth's atmosphere.

France was the third country to launch an artificial satellite named "Asterix" in 1965. This made France the third country to have successfully launched an artificial satellite into orbit after the Soviet Union and the United States.

The 5 A Day campaign was launched in 1991 by the National Cancer Institute in the United States to encourage people to eat at least five servings of fruits and vegetables every day to improve their health and reduce the risk of chronic diseases.

People were scared of Sputnik because it was the first artificial satellite launched by the Soviet Union in 1957, signaling their advancement in space technology. This event sparked fears of Soviet dominance in space and raised concerns about national security for the United States, leading to the start of the space race.

As of 2021, there are over 3,000 operational satellites orbiting the Earth. These satellites serve various purposes such as communication, weather forecasting, navigation, and Earth observation.

The first man-made object to successfully be placed in Earth orbit was dubbed "Sputnik".

It was launched from the Baikonur Cosmodrome in Kazakhstan ... part of the USSR at

the time ... on October 4, 1957.

Typically, three satellites are needed to determine a 2D position (latitude and longitude), while four satellites are needed to determine a 3D position (latitude, longitude, and altitude) using GPS technology.

A satellite's orbit can be altered by using thrusters to change its speed and direction. By firing the thrusters in different ways, the satellite can move to a higher or lower orbit, adjust its inclination, or even escape Earth's orbit entirely. Additionally, gravitational assists from other celestial bodies can also be used to alter a satellite's orbit.

No. Sputnik 1 burned up on 4 January 1958, as it fell from orbit upon reentering Earth's atmosphere

Satellites can orbit at different altitudes depending on their purpose. Low Earth Orbit (LEO) satellites typically orbit from 160 to 2,000 kilometers above the Earth's surface, while geostationary satellites are much higher, at about 35,786 kilometers. Various factors like communication, weather monitoring, or surveillance determine the satellite's optimal orbit.

The V-2 rocket was typically launched vertically from a launch pad using a liquid-fueled engine. The rocket used a combination of alcohol and liquid oxygen as propellants to generate thrust and reach high altitudes before descending to its target. The launch process involved a series of complex systems and precise calculations to ensure the rocket's trajectory.

There is currently no country that has definite plans to launch an artificial "baby moon" into space. While the concept of sending artificial moons to orbit Earth has been proposed for various reasons, including lighting and telecommunications, the technology is still in the conceptual stage and no country has announced concrete plans for implementation.

It was the Russian spacecraft Sputnik in August 1957.

over a thousand artificial satellites. the first artificial satellite was sputnik. the only natural satellite earth has is the moon

The satellite that revolves around the Earth is called the Moon.

Russia launched Sputnik 1 on October 4, 1957. It was the first artificial Earth satellite to be successfully launched into space.

The eclipse effect in satellite communication occurs when the satellite passes into the shadow of the Earth, causing a temporary loss of communication signal. This happens during solar eclipses or when the satellite is behind the Earth in its orbit. To mitigate the impact, satellite operators can use battery power or pointing strategies to maintain connectivity during these periods.

Satellites typically travel at speeds around 28,000 kilometers per hour (17,500 miles per hour) in order to maintain orbit around the Earth. The exact speed can vary depending on the altitude and type of orbit the satellite is in.

The Geostationary Operational Environment Satellites (GOES) work by being placed in geostationary orbit about 22,236 miles above Earth. From this position, they can continuously monitor a specific region of the Earth's surface and provide real-time weather data such as cloud cover, temperature, and atmospheric conditions. The satellites use various instruments to gather data and transmit it back to Earth for use in weather forecasting and monitoring.

The speed of a satellite signal is approximately the speed of light, which is about 299,792 kilometers per second. This means that signals transmitted from a satellite to Earth or vice versa travel at this high speed.

The transmission from a satellite to an earth-based station is typically done using radio frequency signals. The satellite sends data to the ground station through a process called downlinking. The ground station receives the signals, processes the data, and distributes it to its intended destination.

One of the newest satellites is the James Webb Space Telescope (JWST), launched in December 2021. It is an advanced space observatory that will help astronomers study the universe in ways never before possible, such as observing the first light from stars and galaxies.

probably ever thing will be shut down all electricity and some vehicle which are guided by satellite will crash almost everything will be shut down. even some gun military scope that are powered by satellites will be shutdown. all the ship will be lost in seas. and it will take years to get back normal.

All satellites today get into orbit by riding on a rocket or by riding in the cargo bay of the Space Shuttle. Several countries and businesses have rocket launch capabilities, and satellites as large as several tons make it safely into orbit on a regular basis.

For most satellite launches, the scheduled launch rocket is aimed straight up at first. This gets the rocket through the thickest part of the atmosphere most quickly and best minimizes fuel consumption.

No, satellites do not glow at night. They reflect light from the Sun, which is why they are visible at night as they pass overhead. The sunlight reflecting off the satellite makes it appear as a moving point of light against the dark sky.