We will be bringing down Star Trek Online on Thursday, August 12th from 3AM PDT to 5AM PDT (10AM to 12PM UTC), in order to perform maintenance and apply a patch. We will update this thread once this maintenance has been completed. Thank you, The Star Trek Online Team
Looks like it. If you hit "and more" on the "Upcoming Events Calendar" thing on the main page both formal wear and the Tribble Weekend Reward (Undine tribble) are absent on the list to the right which leads me to reason that they both are going live tomorrow.