polar orbit

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polar orbit

n
(Astronomy) the orbit of a satellite that passes over the poles of a planet
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

polar orbit

A satellite orbit in which the satellite passes over the North and South poles on each orbit, and eventually passes over all points on the earth. The angle of inclination between the equator and a polar orbit is 90 degrees.
Dictionary of Military and Associated Terms. US Department of Defense 2005.
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KSAT is a provider of ground station communication services to LEO satellites, with a special focus on polar orbits. From its headquarters in Norway, the company has been pioneering the ground segment business for 50 years.
The Sceptre report, partfunded by Highlands and Islands Enterprise, states: "The site offering the maximum payload mass to orbit is Saxavord in the Shetlands [sic], from where direct launch is possible to both SSO [Sun-Synchronous] and Polar orbits."
Visit the NASA Space Place to learn more about polar orbits as well as geostationary orbits: https://spaceplace.nasa.gov/geoorbits/
So, NASA's Juno is going to do exactly the same while mimicking the goddess Juno - and her ingenious, well-timed act: with the aid of powerful scientific instruments, it is just going to find out what is below the gigantic cloud cover of Jupiter, while adjusting itself in different polar orbits and changing the altitude - from higher to lower.
Most of those provide mobile telephone service, and need polar orbits to be effective.