planetesimal definition

  • noun:
    • some of countless small systems considered to have orbited sunlight during development of the planets.
    • Any of many small, solid astronomical items, that orbit a star and kind protoplanets through shared gravitational destination
    • among minute figures moving in planetary orbits, from time to time overtaking one another and coalescing, so gradually gathering the planets, based on the planetesimal hypothesis.
    • one of several tiny solid celestial systems considered to have been around at an earlier stage when you look at the growth of the solar system
  • others:
    • Of or with respect to a moment planet or planetary human body.

Related Sources

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