Web Search Results for "Satellites"

Satellites - National Air and Space Museum
1 May 2026 at 5:04am
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. These types of satellites have fundamentally changed humanity?such as connecting us with ...

Communications Satellites - National Air and Space Museum
27 Apr 2026 at 2:31am
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 was a challenge. Local areas often had very good coverage, and broad networks might blanket a nation, but the whole world wasn't yet covered.

Three Ways Satellites Help Us Understand Our Environment
8 Aug 2022 at 11:53pm
Learn about three ways that satellites have led to a better understanding of how we affect our environment.

Moon (Earth) - National Air and Space Museum
3 May 2026 at 4:15pm
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 Grade Level Grade PK, Grade 1, Grade K, Grade 2, and Grade 3 Topics Moon (Earth), Satellites, and Spaceflight Leader Student, Teacher, and Parent/Caregiver Rights ...

A Tale of Two Spy Satellites - National Air and Space Museum
29 Apr 2026 at 10:57am
In the Cold War, space was a new and critical frontier for intelligence. Many early satellites were spy satellites (although they did a bit of science, too). In this episode, we learn about two early U.S. spy satellite programs, GRAB and Corona. We learn what motivated these programs, why they were so important to future satellite development, and how to recover film capsules mid-air using a ...

Telstar - National Air and Space Museum
4 May 2026 at 3:09pm
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 private corporations or under government auspices? The United States chose government direction and created two new institutions, COMSAT and INTELSAT, to develop satellite communcations, an arrangement ...

Military Reconnaissance - National Air and Space Museum
16 Apr 2026 at 4:06pm
Military reconnaissance is an operation to obtain information relating to the activities, resources, or military forces of a foreign nation or armed group. It uses balloons, aviation, and space technology and has played an important role in our history.

Saturn - National Air and Space Museum
1 May 2026 at 11:34pm
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 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
9 Aug 2020 at 8:42am
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. Their inclined geosynchronous orbits were a distinctive ...

Telstar and the World of 1962 - National Air and Space Museum
22 Jul 2012 at 11:59pm
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-transmit it to another) and the first technology of any kind that enabled transatlantic television transmissions. In 1962, both accomplishments generated intense interest, excitement, and commentary.



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