sunday july   first episode new science fiction series called stargate sg broadcast showtime spinoff sequel  film stargate starring kurt russell james spader series begins approximately one year events portrayed film ten seasons chronicled adventures misadventures intrepid team explorers known sg originally series starred richard dean anderson colonel jack oneill two ls michael shanks dr daniel jackson amanda tapping captain samantha carter christopher judge tealc s davis major general george s hammond ten long years watched team battle goauld replicators ori many aggressors time forged alliances asgard tokra rebel jaffa nox tollan saved world less eight times years never gave up death claimed them sometimes even thenbr br as longrunning series numerous cast changes michael shanks left series january  end fifth season order broaden horizons actor daniel jacksons successor teams resident archaeologistgeek jonas quinn alien country called kelowna planet langara played corin nemec however shanks returned beginning seventh season june  nemec left time unfortunately made one guest appearance character seldom mentioned afterwards s davis left series end seventh season march  felt time go shows original star arguably popular actor richard dean anderson starred series throughout first eight seasons participation seventh eight seasons noticeably less earlier seasons finally left sg march  order spend time sixyearold daughter jack oneill far favourite character series and truth told never enjoyed last two seasons much earlier episodes reasonbr br the ninth season represented new era programme departure lead actor defeat goauld replicators season eight many fans felt series go high regardless series carried two years ori replacing goauld series main adversaries three new characters brought fill gaps help usher reinvention ben browder came cocky southern air force pilot lt colonel cameron mitchell new leader sg farscape costar lovely claudia black began play prominent role series vivacious sexy hilarious certainly extroverted vala mal doran former goauld host con artist another planet recurring guest star eighth ninth seasons joined cast full time beginning tenth final season rounding cast legendary beau bridges major general hank landry new commander sgc old friend jack oneill general hammond last two years starred alongside sg faithful michael shanks amanda tapping christopher judge became valuable parts made equally valuable contributions stargate franchisebr br alas good things must come end initial broadcast first several episodes season ten ratings dropped considerably resulting cancellation august  ten seasons  episodes dream finally over march   began children gods ended unending series finale made world premiere sky one britain ireland shown scifi channel united states june  br br in ten years series air amassed legions fans even eclipsed science fiction series star trek terms popularity certain countries became secondlongest running scifi series world second doctor who  longestrunning american produced scifi series surpassed the xfiles months endedbr br stargate sg represents cornerstone stargate franchise  success popularity led production spinoff series entitled stargate atlantis regrettably cancelled five seasons  episodes august  although plans another feature film fell through two directtodvd films stargate ark truth stargate continuum released  planned distant future third liveaction series stargate universe also due premiere point next year there was unfortunately animated series stargate infinity ran   less said better despite end sg atlantis continuing series future stargate looks bright indeedbr br in conclusion stargate yet gain degree popular recognition major scifi television franchises star trek doctor who still relatively new compared two scifi giants every confidence continue many many years come