Questions tagged [medium-earth-orbit]

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10 votes
1 answer
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What is the name of this specific, popular MEO orbit? [duplicate]

While browsing a space object visualisation service, AstriaGraph, I see a large number of objects occupying a specific MEO orbit, and I want to understand the name and purpose of this orbit, and what ...
alexandicity's user avatar
5 votes
1 answer
405 views

Why end-of-life GPS satellites given orbits that seemingly still intersect active satellite orbits but with a different period? Recipe for disaster?

This answer to Where are MEO satellites put at the end of their operational life? says (currently in full): This is an active area of research. As you noted, the main satellites that are in MEO are ...
uhoh's user avatar
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4 votes
1 answer
207 views

Why was Telstar 1 put in a 952 x 5933, 2.6 hour 44.8° MEO orbit?

Wikipedia says that Telstar 1 was put into a 952 x 5933, 2.6 hour 44.8° MEO orbit but doesn't really say exactly why this particular orbit was selected. Did it perhaps behave roughly like a Molniya ...
uhoh's user avatar
  • 149k
9 votes
1 answer
526 views

Where are MEO satellites put at the end of their operational life?

At the end of their operational life, satellites on geostationary orbit and higher are put in a graveyard orbit that is higher than their operational orbit. Satellites in LEO are slowed down so that ...
Manu H's user avatar
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2 votes
0 answers
54 views

Are spacecraft put into Earth orbit frequently equipped with small thrusters to separate their orbits from their co-orbiting rocket bodies?

Brandon Rhodes' retweet says I’ve recently followed @TSKelso as a fun way to keep up with the surprising volume of rocket launches these days, and the new https://celestrak.org viewer shown here is ...
uhoh's user avatar
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