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  1. Satellites - National Air and Space Museum

    Apr 12, 2022 · 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 …

  2. Three Ways Satellites Help Us Understand Our Environment

    Aug 9, 2022 · Learn about three ways that satellites have led to a better understanding of how we affect our environment.

  3. Communications Satellites - National Air and Space Museum

    Communications satellites are one such technology, and they play a major role in our daily lives. Prior to the 1960s, long-distance communication via radio, telephone, and television networks …

  4. 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 …

  5. Applications Satellites - National Air and Space Museum

    Today, hundreds of civilian and military applications satellites ring the Earth, often operating side-by-side in orbit. They provide similar services—communications, photography, remote …

  6. Moon (Earth) - National Air and Space Museum

    Jan 1, 2025 · Satellites" Earth is trying to sleep but the Satellites keep bothering Earth with noisy signals. They are talking in all different languages and sending all kinds of information. More …

  7. Satellite, Communications, Sirius FM-4 - National Air and Space …

    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 …

  8. Telstar - National Air and Space Museum

    Telstar was one of the most significant communications satellites of the early space age. It raised an important policy question: Should communications satellites be operated and controlled by …

  9. Jupiter - National Air and Space Museum

    A natural satellite is a naturally occurring object that is in orbit around an object in space of a larger size. Earth's natural satellite is the Moon, but many objects in our Solar System have …

  10. Communications Satellite, Iridium - National Air and Space Museum

    This satellite is the heart of a space-based communications system called Iridium. Conceived, designed, and built by Motorola, the Iridium system provides wireless, mobile communications …