Destiny, the biggest challenge seen so far kicks off: opens the glass Vault
The absence of matchmaking is justified by the fact that it is an extremely long mission, which will require multiple sessions to be completed (you can stop and then resume it later), so you cannot lead from unknown randomly met complete, which would have trouble organizing the subsequent match in which reincontrarsi.
Bungie explains that how is structured the mission, will be crucial to team play and continuous communication between players, as you may need to try different combinations of armaments in team up to find the right combination that can meet the challenges that we will be proposed.
Of course, if you're curious but can't yet cope with the raid, you will also find several players who send in streaming, like this that has just started while we are writing.
The raid doesn't have a deadline: from today will always be available on a map of Venus, for those who want to try the challenge.