Extended downtime on Tuesday, January 25 (http://www.eveonline.com/news.asp?a=single&nid=4359&tid=1)
24 January 2011, 1:50 pm
Downtime will be extended on Tuesday, January 25 in order to prepare for the Sansha Incursions. Tranquility will go down at 11:00 UTC and will back up by 12:00 UTC.
Source: eveonline.com | news from EVE (http://www.eveonline.com/)