Locke fell asleep and forgot about the stars. When he woke up he saw a Green Star hovering above him. Knowing he couldn't leave the star above his bed (so don't look there), he convinced it to go to a place where you could buy beds.
Also the Gold Star has left for the heavens but the Amethyst Star is still here
Also the Gold Star has left for the heavens but the Amethyst Star is still here