Stelar or Stellar: How To spell?
The word Stelar is misspelled against Stellar, meaning "Pertaining to the stars."
Stellar has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings ste & ar which should not be misspelled with single 'L'
Wrong Spelling:  ste-l-ar  Correct Spelling:  ste-ll-ar 
Explore spell check of Stellar to spell without errors.