Outer-grazer
Encyclopedia
Outer-grazer is a scheme
Scheme
Scheme may refer to:* Scheme , a minimalist, multi-paradigm dialect of Lisp* Scheme , a concept in algebraic geometry* Scheme , a figure of speech that changes a sentence's structure-See also:...

 of Sun
Sun
The Sun is the star at the center of the Solar System. It is almost perfectly spherical and consists of hot plasma interwoven with magnetic fields...

 Orbit
Orbit
In physics, an orbit is the gravitationally curved path of an object around a point in space, for example the orbit of a planet around the center of a star system, such as the Solar System...

s, linked in with Inner-grazer
Inner-grazer
Inner-grazer is a class of solar orbits. This diagram shows the six possible types of orbits one planet can have in relation to another. The Sun is shown in the middle and the outer planet's orbital band is in yellow...

. All six diagrams show the Sun in the middle (the orange dot) and a putative planet
Planet
A planet is a celestial body orbiting a star or stellar remnant that is massive enough to be rounded by its own gravity, is not massive enough to cause thermonuclear fusion, and has cleared its neighbouring region of planetesimals.The term planet is ancient, with ties to history, science,...

's orbital band (in yellow). The latter is a ring whose inner radius is the planet's perihelion and its outer radius the aphelion.
  • Middle column, bottom: The minor planet's orbit enters the planet's from outside without traversing it —it is outer-grazer.
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