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- Satellites - National Air and Space Museum
A satellite is an object that is in orbit around an object in space of a larger size Things such as the Earth's Moon or Pluto's Charon are natural satellites Humans have also created artificial satellites—human-made machines and spacecraft in orbit around our Earth or other objects in our galaxy
- Applications Satellites - National Air and Space Museum
In the tense years of the Cold War, such spacecraft (known as applications satellites) evolved down two separate paths: one devoted to national security needs, the other to civilian interests Today, hundreds of civilian and military applications satellites ring the Earth, often operating side-by-side in orbit
- Communications Satellites - National Air and Space Museum
By the mid-1960s, communications satellites had become reliable tools Satellites positioned in high orbits could "see" large swaths of Earth, allowing them to receive and send signals from distant places Satellites brought radical change, filling in communication gaps and providing telephone and television connection nearly worldwide
- Venus - National Air and Space Museum
Earth's natural satellite is the Moon, but many objects in our Solar System have multiple natural satellites Humans have also created artificial satellites—human-made machines and spacecraft in orbit around our Earth or other objects in our galaxy
- Satellite, Communications, Sirius FM-4 - National Air and Space Museum
This satellite represents the first generation of space-based, commercial radio service developed by Sirius Radio, a U S company (now Sirius XM Radio) Designed in 1987 and initiating service in 2001, the Sirius satellite system consisted of three satellites that provided more than 150 digital music and audio channels to North America
- TIROS Meteorological Satellite - National Air and Space Museum
By the mid 1960s, the civilian TIROS program launched a series of satellites to provide routine, daily weather observations The program is still in operation today and, in conjunction with other weather satellites, has made space-based weather observations a commonplace of contemporary life
- Telstar - National Air and Space Museum
Telstar, launched in 1962, was the first active communications satellite: it received microwave signals from ground stations and retransmitted them across vast distances back to Earth It was the model for all subsequent communications satellites
- Dove Satellite - National Air and Space Museum
In the 2010s, the use of "nanosatellites" greatly expanded, especially for use in Earth remote sensing The Dove satellite is a prime example
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