ki te whiti i raro nei, me te ka whakahoki i te pātai i muri i roto i te reo ano rite te whiti: Passage: Gangale tīmatanga whiriwhiri mutunga 1975 rite te wā o te maramataka i roto i te mohio o te American Viking hōtaka rite te tuatahi tino angitu (American) misioni hauhautanga ki Mars (te mua 1971 Soviet Mars 3 Landing kua tukua anake 15 hēkona o te raraunga i te mata o te ao). I roto i te 2002 i tangohia e ia te Telescopic Epoch, tuatahi whakaaro e Pita Kokh i roto i 1999 ka whakaaetia e Shaun Moss i roto i 2001 mo tona Utopian Maramataka, i roto i te 1609 i roto i te mohio o te whakamahi o Johannes Kepler o ngā kitenga o Tycho Brahe o Mars ki te whakamarama i te ture o te nekehanga o te ao, me te hoki Galileo Galilei o kitenga tuatahi o Mars ki te arorangi. Kōwhiringa o te Telescopic Epoch pera unified te hanganga o te D me te Utopian maramataka, e toe ana ratou rerekētanga nomenclatural. te reira ano te karo i te raruraru o
Ko te tau 1975