▁ancient , ▁long ▁ext inct ▁and ▁very ▁advanced ▁hum ano id ▁al ien ▁civil ization ▁called ▁The ▁Pro to c ulture , ▁who ▁domin ated ▁the ▁Mil ky ▁Way ▁Gal axy ▁by ▁found ing ▁a ▁St ell ar ▁Republic ▁and ▁who ▁also ▁created ▁the ▁human ▁race ▁on ▁Earth . ▁The ▁film ▁Out land er ▁( 2 0 0 8 ) ▁is ▁based ▁on ▁an ▁advanced ▁man ▁from ▁space ▁crash ing ▁on ▁Earth ▁during ▁the ▁Vik ing ▁era ▁and ▁remaining ▁with ▁the ▁Vik ings ▁as ▁their ▁king . ▁The ▁document ary ▁film ▁The ▁Out er ▁Space ▁Connection ▁( 1 9 7 5 ) ▁narr ated ▁by ▁Rod ▁Ser ling . ▁The ▁film ▁Prom ethe us ▁( 2 0 1 2 ) ▁is ▁them ed ▁around ▁a ▁group ▁of ▁scient ists ▁who ▁set ▁out ▁to ▁discover ▁the ▁orig ins ▁of ▁human ▁life , ▁which ▁was ▁seed ed ▁on ▁Earth ▁and ▁influenced ▁by ▁an ▁ancient ▁race ▁of ▁al iens . ▁ ▁The ▁basis ▁for ▁Prom ethe us ▁and ▁Bob ▁is ▁an ▁al ien ▁ 9 0 0 , 0 0 0 ▁years ▁ago ▁attempting ▁to ▁educ ate ▁a ▁cav eman ▁called ▁" Bob ", ▁and ▁creating ▁video ▁t apes ▁of ▁his ▁failed ▁attempts . ▁ ▁In ▁K iller ▁K low ns ▁from ▁Out er ▁Space ▁( 1 9 8 8 ) ▁a ▁character ▁spec ul ates ▁that ▁the ▁tit ular ▁mon sters ▁may ▁have ▁been ▁ancient ▁astr onaut s ▁that ▁came ▁to ▁Earth ▁centuries ▁earlier ▁and ▁inspired ▁man kind ▁to ▁create ▁the ▁c low n ▁figure