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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
- Cest quoi un satellite - espace-sciences. org
Il peut tourner autour de la Terre … ou d'une autre planète ! La Lune est le seul satellite naturel de notre planète Terre Mais par exemple, Mars en possède 2 et Jupiter plus de 60 ! Des satellites artificiels fabriqués par l'Homme et envoyés dans l'Espace au moyen de fusées tournent également autour de la Terre
- Communications Satellites | National Air and Space Museum
In 1958, President Dwight D Eisenhower used SCORE—the first communication satellite—to broadcast a Christmas message: "Through this unique means I convey to you and all mankind, America's wish for peace on Earth and goodwill toward men everywhere " The SCORE (Signal Communications by Orbital Relay Equipment) satellite operated for 35 days
- Telstar - National Air and Space Museum
The United States chose government direction and created two new institutions, COMSAT and INTELSAT, to develop satellite communcations, an arrangement that lasted for more than two decades This Telstar is a backup spacecraft to Telstar 1 and 2 (launched respectively in 1962 and 1963), transferred from the National Museum of American History to
- 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 through a network of 66 satellites in polar, low-Earth orbits
- Military Reconnaissance | National Air and Space Museum
The Predator can provide near real-time reconnaissance using a satellite data link system and perform attack missions as well The Museum's Predator was one of the first three UAVs to fly operational missions over Afghanistan after the 9 11 terrorist attacks
- Satellite | Espace des sciences
Grâce aux sondes lunaires, on a pu avoir des images de la face cachée de notre satellite naturel Cette face est beaucoup plus cratérisée que celle visible depuis la Terre C'est comme si la Lune nous avait protégé de la chute de nombreux astéroïdes et météorites qui, sans elle, auraient normalement percuté notre planète
- Sputnik and the Space Age | National Air and Space Museum
The Americans had to fall back onto the Army’s Ballistic Missile Agency’s Juno 1 rocket and the Jet Propulsion Laboratory’s Explorer satellite on February 1, 1958 The more sophisticated American satellite discovered the Earth’s magnetic field, the Van Allen Radiation belt But, it was Sputnik that remained in the world’s memories
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