Molniya orbit

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English[edit]

Etymology[edit]

Russian мо́лния (mólnija, lightning), used as the name for a series of Soviet/Russian communications satellites.

Noun[edit]

Molniya orbit (plural Molniya orbits)

  1. A highly elliptical orbit with an inclination of 63.4 degrees, an argument of perigee of −90 degrees, and an orbital period of half a sidereal day.