how many stars have crashed into earth?

Question: how many stars have crashed into earth?
- Keywords:
  earth,
  meteor,
  star
Asked by faith to Claire, Liad, Ruth, Ryan, Mako on 21 Jun 2015.
- Ryan Cheale answered on 21 Jun 2015:
  
  No stars have crashed into earth, if they had we wouldn’t be here!
  Stars are huuuuuuggeee, the sun is a star and that’s a tiny one!

Question: how many stars have crashed into earth?