Sentence Examples

  • Ordinary meteors, in the region of the earth's orbit, appear to be separated by intervals of about 250 m.
  • Encke, the astronomer who first investigated its orbit and showed its periodicity.
  • Another element is the time of revolution of the body in its orbit, called its period.
  • It is now known to correspond to the actual orbit of the planet round the sun.
  • Two elements define the position of the plane passing through the attracting centre in which the orbit lies.