This one's for you Chiquita.  

Depends on the source...so i have no answer accurate answer to your question. Rumours suggest that TV movies will be made instead of Atlantis weekly shows...other state a third spin off called Stargate Universe is in the works...others say it was too expensive to buy


http://www.gateworld.net/news/2008/08/istargate_atlantisi_will_end_thi.shtml
http://tv.ign.com/articles/901/901481p1.html
http://www.cinemaspy.ca/article.php?id=1275