See that countdown timer to right? It's from developer Cryptic Studios website; in keeping with their name, the company is counting down to something that seems to relate to Star Trek Online.
We don't' know what it is, but we do know that, even though the company hasn't officially announced their involvement in STO, the artwork they're using is reportedly early concept art for the project.
The clock runs out on July 28th. We should (obviously) know more then.
Shack News: Cryptic Teases Star Trek Online Reveal