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 …

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 …

This is a replica of Ariel-1 satellite, the world's first internationally conceived and executed satellite. The flight model was designed and built by NASA's Goddard Space Flight Center …

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 …

Jul 23, 2012 · Last week, the Museum recognized the 50th anniversary of Telstar, the first “active” satellite (one that can receive a radio signal from a ground station and then immediately re …

In the tense years of the Cold War, applications satellites evolved down two separate paths: one devoted to national security needs, the other to civilian interests.

The satellite is displayed in the Milestones of Flight Gallery at NASM. Explorer-1 was the United States' first successful orbiting satellite. Following the failure of Vanguard in December 1957, …

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 …

It was to launch into orbit a camera-carrying spacecraft that would take photographs of the Soviet Union and return the film to Earth. The secret spy satellite was dubbed Corona by the CIA. To …

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 …