Extended downtime on Wednesday, September 21, 2011 (http://www.eveonline.com/news.asp?a=single&nid=4738&tid=1)
19 September 2011, 7:00 pm
Downtime will be extended on Wednesday, September 21, for scheduled testing of our network. Downtime will be extended by 30 minutes beginning as normally scheduled at 11:00 UTC, and Tranquility is anticipated to return to service at 12:00 UTC.
Source: eveonline.com | news from EVE (http://www.eveonline.com/)