The event is kind of a public event where other people can join without needing an invite. The other event that you should look into is the Altar of Sorrows which is an amazing event for racking up kills. This should be your way of dealing with public events so that you get as many enemies to spawn as possible. All of the events have certain criteria that if met will trigger the heroic version of the event which increases the number of enemies that spawn, makes the event harder, and gives you a better reward at the end.
There is one thing to remember about public events though, they can always be made heroic by doing certain things in the event. You can take them out pretty easily and you’ll always find people to do them with as they are open activities that anyone can join without an invite. Public events usually have a lot of enemies that are pretty low level. The first activity that you are going to want to look into is public events. This can be accomplished through a lot of activities that have waves of enemies although there are a few that are best suited for it. READ MORE: Glimmer Farming Guide - Destiny 2