escaping vs planetary

escaping

noun
  • That which escapes or leaks out; an emission. 

  • The act of one who escapes; an escape. 

planetary

noun
  • A planetary nebula. 

adj
  • Of, or relating to planets, or the orbital motion of planets. 

  • Of, or relating to the Earth; terrestrial. 

  • epicyclic 

  • Of, or relating to the whole Earth; global. 

How often have the words escaping and planetary occurred in a corpus of books? (source: Google Ngram Viewer )