Snapchat Planet Order is an incredible feature of Snapchat. Here you can see an interesting fact that is who is your best friend on the app. This feature is only available in the premium version. When you subscribe to the premium Snapchat, you will get this feature. Then you can see who is your #bff. You will see different planets with their numbers. Mercury shows your first best friend with a red planet surrounded by five hearts. Venus shows your second best friend brown planet and it continues till Neptune.