The Khwarzimic Science Society (KSS) is a non-profit Association aimed at furthering a science culture in Pakistan's educational institutions and in the general public.

KSS has always been very active and supportive for Astronomy outreach. They were phenomenal in IYA2009 and still doing a lot to popularize Astronomy and Science all over Pakistan.

Dr Saadat Anwar Siddiqi is the President of the KSS.