Supernova

Haske supernova

A cikin duniya abubuwa kuma suna “mutu” a wata hanya, ba su dawwama. Taurarin da muke gani sama da sama suma suna da karshe. Yadda suke mutuwa yana haifar da a supernova. A yau za mu mai da hankali ne kan abin da supernova yake, yadda ake samunta da kuma irin illolin da yake da shi cewa akwai guda ɗaya a sararin samaniya.

Idan kuna son ƙarin sani game da supernova, wannan shine post ɗinku.

Menene supernova

Supernova

Duk wannan supernovae din yana da asalin sa a shekara ta 1604, tare da masanin falaki Johannes Kepler. Wannan masanin ya gano bayyanar sabon tauraro a sararin samaniya. Labari ne game da taurari Ophiuchus. Wannan rukunin taurarin zai iya ganin shi har tsawon watanni 18. Abin da ba a fahimta ba a wancan lokacin shi ne abin da Kepler ke gani a sararin sama ba komai bane face supernova. A yau mun riga mun san menene supernovae da yadda muke ganinsu a sama. Misali, Cassiopeia supernova ne

Kuma shine cewa supernova ba komai bane face fashewar tauraruwa wanda yake faruwa a ƙarshen matakin rayuwar tauraruwa. Areananan jihohi ne waɗanda ke ƙaddamar da komai ta kowace hanya game da duk abin da ke cikin tauraron. Masana kimiyya koyaushe suna mamakin dalilin da yasa taurari ke fashewa ta wannan hanyar yayin da suke mutuwa tuni. An san tauraro yana fashewa lokacin da mai wanda ke samar da kuzari a cikin zuciyar tauraron ya kare. Wannan yana haifar da matsin lamba na radiyo wanda ke ci gaba da hana faduwar tauraron ya kare kuma tauraron yana samarwa zuwa nauyi.

Lokacin da wannan ya faru, yakan haifar da saura na taurari waɗanda basu da ƙarfi akan nauyi wanda baya tsayawa a kowane lokaci. Bayan haka, kamar abubuwa da yawa da muke da su anan Duniya waɗanda suka dogara da mai, abu ɗaya ne yake faruwa a cikin tauraro. Ba tare da wannan man da ke ciyar da tauraro ba, ba zai iya ci gaba da haskakawa cikin sama ba.

Akwai supernovae iri biyu. Wadanda aka kirkira dasu da ninki goma na Rana da wadanda basuda girma. Ana kiran Taurari wadanda sau 10 sunkai girman Rana taurari masu girma. Wadannan taurari suna samar da wata babbar supernova idan sukazo karshe. Suna da ikon samar da saura bayan fashewar abin da zai iya kasancewa tauraruwar neutron ko a bakin rami.

Tsarin taurari

Hannun jan hankali

Akwai wani tsarin wanda yake sa supernova ya bayyana kuma ba ta fashewar tauraruwa bane. An san shi da suna "cin naman mutane". kuma yana haifar da fitowar wani supernova inda farin dodo ya cinye abokinsa, don a iya magana. Don wannan ya faru, ana buƙatar tsarin binary. Kuma shine cewa farin dwarf ba zai iya fashewa ba, amma a hankali yana yin sanyi yayin da mai ya ƙare. Sannu a hankali ya zama ƙarami da ƙarancin rami mai haske.

Sabili da haka, wannan tsarin halittar supernova yana buƙatar tsarin binary inda haɗuwa da farin dwarf ɗaya tare da wani na iya faruwa. Hakanan yana iya faruwa cewa asalin tauraruwa wanda ya riga ya kasance a matakin ƙarshe na juyin halitta ya cinye abokinsa. Dangane da waɗannan tsarin binary ɗin, fararen dwarf ɗin da ke gab da mutuwa dole ne ya karɓi batun da yake buƙata daga abokin tarayya har sai ya samar da wani ma'auni. A yadda aka saba, wannan adadin yana da girman girma wanda yawanci ya ninka girman Rana sau 1,4.. A wannan iyakan, ana kiran shi Chandrasekhar iyaka, saurin matsewa da ke faruwa a ciki yana sanya makamashin makamashin nukiliyar da ke samar da supernova ya sake kunnawa. Wannan man na thermonuclear ba komai bane face cakuda carbon da oxygen a babban ƙarfi.

Hanya guda daya da za'a iya yin hakan shine cewa wani tauraron zai iya canza wurin taro zuwa gare shi, kuma wannan ba zai yiwu ba kawai a cikin tsarin binary. Lokacin da wannan ya faru, tauraron da ke mutuwa ya fashe ya tafi da 'yar'uwarsa, ba wanda ya tsira. Wannan shine abin da ya faru a cikin 1604 tare da tauraron Kepler.

Bayan fashewar wadannan tsarin binary, giragizai na kura da iskar gas ne kawai suka rage. A wasu halaye, mai yiwuwa ne tauraron abokin da zai iya motsawa daga rukunin farko ya kasance, saboda babban tashin hankalin da fashewar ta haifar.

Wani supernova da aka gani daga Duniya

Kepler supernova

Kamar yadda muka ambata sau da yawa a cikin wannan labarin, Kepler ya iya ganin sararin samaniya a sama a shekara ta 1604. Tabbas, a wancan lokacin, ba shi da cikakken tabbacin abin da yake gani. Godiya ga fasahar da aka haɓaka a yau, muna da ƙwarewa da ƙwarewar aunawa da kayan aikin kulawa tare da wadanda muke cikin mu wadanda zasu iya lura da fashewar taurari har ma da wajen Milky Way.

Suna zaune cikin abubuwan fashewar taurari wadanda suka zama tarihi kuma waɗanda aka lura dasu daga duniyarmu. Wadannan supernovae din sun bayyana kamar sabbin abubuwa ne masu kama da tauraruwa kuma sun kara haske sosai. Wannan ya ci gaba, har zuwa zama abu mafi haske a cikin sama. Ka yi tunanin wannan rana a kowace rana kana kallon sararin samaniya kuma, ba zato ba tsammani, wata rana ka hangi wani abu mai haske a cikin sama. Da alama supernova ce.

Supernova da Kepler ya lura sananne ne ga Ya fi taurarin duniya haske Tsarin rana kamar Jupiter da Mars, duk da cewa basu kai Venus ba. Dole ne kuma a ce cewa hasken da supernova ya samar bai kai wanda Rana da Wata suke fitarwa ba. Har ila yau, dole ne ku yi la'akari da saurin da haske yake yi don isa Duniya kuma ku san nisan da supernova ke faruwa. Idan wannan fashewar ta faru a wajen Milky Way, tabbas muna iya ganin fashewar abin da ya riga ya faru, amma hoton yana ɗaukar lokaci don zuwa garemu saboda nisan da muke.

Ina fatan cewa tare da wannan bayanin zaku iya koyo game da supernova.


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