Answer:
You find me behind the stars; or in a sixth seventh or third. It takes something round a computer and me to make pie. I am bigger than anything you can think of.
What has no beginning, end, or middle?
I've been argued on my color. Without me you'll die. So many attempts on your life use me so make sure you have many of my White friends.
What is seen in the middle of March and April that cannot be seen at the beginning or end of either month?
I am owned by every man, though my length differs. Their wives use me after getting married. What am I?
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.