Ko te whetu ngaro Sirius

Canis Major, a rawa tona whetu matua - Sirius, mohiotia ki te iwi mai i nga wa onamata. E kore te mea poitirere tenei, whakaaro e ko te pono "marama" Sirius o te rangi: he tuarua tona tiahotanga kitea ki te ra, te marama, me e toru atu aorangi o te pūnaha solar anake - Mars, Venus ko Hupita. I tua atu, i te whetu Takurua i roto i te rangi kitea i tata tetahi wāhi o to tatou paraneta, hanga nga kahui whetu pai-mohiotia me whetu.

E ai ki te raraunga pūtaiao, Takurua - ko te Arepa o te whetū Canis Major. Tangohanga i to tatou pūnaha ko "noa" 8.6 marama-tau, hanga reira tetahi o te tata ki a tatou. He aha te mea ngā, he rua ranei ara, takitoru te whetu Sirius (ahakoa e kore e ano e kï te oraraa o te toru o nga wae). Nä, ko te huānga a Tūrongo - Sirius A (alpha) me te wāhanga tuarua - he papaka ma Sirius B. Full hurihanga puta huri noa te pokapū noa 50 tau. I te tīmatanga, Takurua He papatipu rite ki te 2 papatipu solar, i nui engari Sirius B, whakaaro, hoki e pā ana ki 5 papatipu solar. I muri hinga te whakamutunga āhua ki te papaka ma (matū kiato nui, he diameter āhua iti, me te pāmahana).

kitea Star Sirius B i roto i te tau 1862 godu e ngā kitenga autaki: distortion whakaritea i roto i te kaupapa o te rua te wāhanga (alpha) meinga nui amiorangi attraction pouri. Kua whakaaetia e te tātaitanga ki ia ite i ia. Sirius, i reira e te iti rawa 200 miriona. Tau. tawhā katoa o te whetu e taea te kitea i roto i te tuhinga e hāngai ana.

He aha te mea na ngā whetū? whakahuatia Takurua Kei roto i ngā ahurea maha, wehea e ngā rau tau. Ahakoa te Dogon tahito mohio e pā ana ki te whetu. Hei tauira, te rārangi pai mohiotia o Bible e yavivshimsya Maki whanau ki a Ihu, korerotia e meinga e ratou he whetu kanapa i roto i te rawhiti. Ano, he tokomaha te iwi te hunga e ia faaohipa i channeling kerēme e te pūnaha o Arepa Canis nohoia, a noho ana i reira taata matatau e rapu ana ki te āwhina i te tangata.

Rawa whiwhi rongonui Sirius roto i te rangahau o te koeko Ihipiana. E arotahi tino ētahi maina i runga i te whetu, i roto i te tua, i reira e he rota o ngā whakapae, rite ki nei te koeko ratou i hanga e nga tautangata. Ka rite ki reira e kore ranei, e korero ki wa, Heoi, kua mohiotia ai e takaro Sirius i te wāhi nui i roto i te ora o Ihipa i tahito ra. Na, i te timatanga o te wa te ata o tona ahua i roto i te rangi orua ki te maringi o te awa. Ahakoa tuatahi no te mea o tenei whetu, e kore tetahi mea i rapaeau, i roto i te meka i. arahina tīmatanga o te raumati ki te rewa tere o te hukarere maunga i roto i Etiopia, te ua kaha weheruatanga ao, me te, rite te putanga, hua o te taumata wai me te waipuke i runga i te mania hua. I muri i tona uri taea timata te mahi ahuwhenua tika.

Ahakoa te wāhi "tata", Kei te mohiotia ano painga Sirius. Ahakoa i kitea tona wāhanga tuarua nui autaki, no te mea o te distortions i te trajectory o Sirius A. Nä, te kitea e pā ana ki te pūnaha planetary ano e kore e taea te korero. Na reira, e kore te mea e mohiotia ranei reira he ora i roto i te pūnaha. He aha te mea ke, nga philosopho onamata katoa (hei tauira, Ptolemy, Seneca) ka karanga a Sirius whetu whero, ahakoa tona mura kikorangi. Ka taea te faataa i te tae whero i te aroaro i roto i te pūnaha o te Rapa whero, rite te papaka ma Sirius B tino haere i roto i tenei wā. Heoi, kua whakapono ai e te whero atamira me te rere casings nui i haere 120 miriona. Matahiti i ma'iri, a noho ana philosopho i te timatanga o to tatou wā. He kitea te lēsoni.

Te kore te feaa, he mahi wehe Arepa Canis Majoris ki maha panga ki te kia faatiti'aifarohia mō whakatupuranga heke mai. I roto i te rangi, e kore e pera maha ahanoa e i faatura e ahurea tawhito reira, ko Takurua - te kānapanapa (i roto i te rongo katoa) o ratou māngai.