Geostationary satellites are placed in a specific orbit that allows them to remain stationary relative to a fixed point on Earth's surface, making them ideal for communication purposes.

The Soviet Union launched Sputnik 1, the first artificial satellite, on October 4, 1957, marking a significant milestone in space exploration.

Weather satellites are designed to collect data on atmospheric conditions, cloud cover, and other weather-related phenomena to aid in weather forecasting and monitoring.

GPS satellites are used for navigation purposes, providing precise location and timing information to devices equipped with GPS receivers.

Inclination refers to the angle between a satellite's orbital plane and Earth's equatorial plane.

Sun-synchronous orbits are designed to allow a satellite to pass over the same area at the same local time each day, making them useful for Earth observation and remote sensing applications.

Spy satellites are used for military surveillance and reconnaissance purposes, collecting imagery and data on specific areas of interest.

Perigee refers to the point in a satellite's orbit where it is closest to Earth.

Scientific satellites are designed for scientific research and exploration, studying various aspects of space, Earth, and the universe.

Apogee refers to the point in a satellite's orbit where it is farthest from Earth.

Earth observation satellites are used to collect data and imagery of Earth's surface, atmosphere, and oceans for various applications such as environmental monitoring, agriculture, and disaster management.

Eccentricity refers to the shape of a satellite's orbit, with a value of 0 indicating a circular orbit and values greater than 0 indicating an elliptical orbit.

Communication satellites are used to relay communication signals, such as television broadcasts and internet data, between different locations on Earth.

Inclination refers to the angle between a satellite's orbital plane and the plane of Earth's equator.

Weather satellites are used to monitor and study Earth's climate and weather patterns, providing data for weather forecasting and climate research.