You can find the calendar here: Star Trek OnlineQuote:
18. - 24.3: STF: The Cure
18. - 31.3: Update 1
01. - 07.3: STF: Khitomer Accord
08. - 14.4: STF: Undine: Terradome
22. - 28.4: STF: Children of Khan
You can also enjoy the new "Ask Cryptic look" issue. this time it's about the not so nice contemporaries, the Klingons. So you can now finally learn whether new fractions or new PVP areas are to come or if the Klingons finally get their own speech.
You can find the latest issue here: Star Trek Online