Zoben Saturn

Zoben Saturn

Saturn ɗayan taurari ne wanda ke cikin tsarin hasken rana kuma yana cikin rukunin taurarin gas. Ya yi fice wajen samun zobba kuma yana daya daga cikin manya-manyan taurari biyu da suka shahara a tsarin hasken rana. Ana iya kallon shi sauƙin daga ƙasa godiya ga Zoben Saturn.

A cikin wannan labarin zamu gaya muku duk abin da kuke buƙatar sani game da zoben Saturn, yadda aka kafa su da kuma irin halayensu.

Duniya tare da zobba

muhimmancin asteroids

Saturn duniya ce ta musamman. Ga masana kimiyya, ana ɗaukarsa ɗayan duniyoyi masu ban sha'awa don fahimtar dukkanin tsarin hasken rana. Ya kamata a lura cewa yana da ƙanƙanci sosai fiye da ruwa kuma an haɗa shi gaba ɗaya da hydrogen, tare da ƙaramin helium da methane.

Yana daga cikin rukunin taurari masu girman gas kuma yana da launi mai ban sha'awa wanda yasa ya zama na musamman. Yana da launin rawaya kaɗan, wanda a cikin sa ake haɗa ƙananan launuka da launuka daban-daban. Mutane da yawa sunyi kuskuren shi don Jupiter, amma basu da dangantaka. Ana rarrabe su sosai da zobe. Masana kimiyya sun ɗauka cewa zobbarsu ta ruwa ce, amma suna da ƙarfi kamar dusar kankara, kankara, ko wasu ƙwallan dusar ƙanƙara, musamman a haɗe da wasu nau'ikan ƙurar sinadarai.

Wata

halaye na asteroids

Daga cikin waɗannan halaye masu ban sha'awa waɗanda ke sa Saturn ya zama duniyar mai ban sha'awa, dole ne mu haskaka watannin da suka tsara ta. Ya zuwa yanzu, tauraron dan adam 18 da aka tantance kuma masanan kimiyyar lissafi a fagen. Wannan yana bawa duniya mahimmanci da kwarjini. Don ƙarin fahimtar su, zamu lissafa wasu daga cikinsu.

Mafi shahararrun sune wadanda ake kira Hyperion da Iapetus, waɗanda aka haɗasu gabaɗaya da ruwa a ciki, amma suna da ƙarfi sosai har ana ɗaukarsu, bi da bi, za a daskararre da gaske ko wanzu a cikin yanayin kankara. Saturn yana da tauraron dan adam na ciki da na waje. Daga cikin tsarin ciki, mafi mahimmanci shine tsarin ciki inda inda kewayen da ake kira Titans suke. Yana daya daga cikin mafi girman watannin Saturn, kodayake yana tattare da tsananin hazo mai lemu, ba abu ne mai sauki ba.

Saturn yana da tauraron dan adam na ciki da na waje. Daga cikin tsarin ciki, mafi mahimmanci shine tsarin ciki inda inda kewayen da ake kira Titans suke. Yana daya daga cikin manyan watannin Saturn, kodayake yana kewaye da shi da tsananin hazo mai lemu, ba abu ne mai sauki ba. Tauraron dan adam na Titan yana daya daga cikin tauraron dan adam wanda kusan ya kunshi nitrogen.

Cikin wannan tauraron dan adam ya kunshi duwatsu ne wadanda suka hada da sinadarai irin su carbon hydroxide da methane, wadanda suke da kama da sauran duniyoyi. Yawan yawanci iri ɗaya ne, a mafi yawansu za su ce, koda kuwa girman iri ɗaya ne.

Zoben Saturn

zoben tauraron dan adam mai cike da iskar gas

Tsarin zobe na Saturn da farko ya ƙunshi ruwa mai kankara da faɗuwar duwatsu masu girma dabam dabam. Sun kasu kashi biyu, rabuwa da "Rukunin Cassini": zobe A (na waje) da zobe B (na ciki), gwargwadon kusancinsu da saman duniyar.

Sunan rabe-raben ya fito ne daga mai gano shi, Giovanni Cassini, wani baƙon ɗan Faransa-ɗan asalin Italiya wanda ya gano rabuwar kilomita 4.800 fadi a cikin 1675. Rukunin B ya ƙunshi ɗaruruwan zobba, wasu daga cikinsu suna da siffofi na zana wanda yake nuna canje-canje a cikin nauyin raƙuman ruwa saboda hulɗar gravitational tsakanin zoben da tauraron dan adam.

Bugu da kari, akwai wasu sifofin duhu da ake kira "radial wedges" wadanda ke juyawa a doron duniya a wani saurin da ya sha bamban da na sauran kayan zoben (motsi na su yana karkashin kulawar maganadisu ne).

Asalin radial wedges har yanzu ba a san shi ba kuma zai iya bayyana kuma ya ɓace a tsaye. Dangane da bayanan da balaguron kumbon Cassini ya yi a shekarar 2005, akwai yanayi a kusa da zobe, wanda yafi yawan kwayar oxygen. Har zuwa 2015, ra'ayoyi game da yadda ake kera zoben Saturn ba za su iya bayyana wanzuwar ƙananan ƙwayoyin kankara ba.

Masanin kimiyya Robin Canup ya wallafa ra'ayinta cewa yayin haihuwar tsarin hasken rana, tauraron dan adam na Saturn (wanda ya kunshi kankara da dutsen dutsen) ya nitse a cikin kasa kuma ya haifar da karo. A sakamakon haka, an fitar da manyan gutsuttsura don samar da halo ko zobe na abubuwa daban-daban, wanda ke ci gaba da karo da juna yayin da suke layi a cikin falakin duniya, har sai sun samar da manyan zoben da aka sani a yau.

Binciken zoben Saturn

A cikin 1850, masanin ilimin sararin samaniya Edouard Roche yayi nazarin tasirin karfin duniya a tauraron dan adam sannan ya kirga cewa duk wani abu da yake kasa da sau 2,44 na radius na duniya ba zai iya hada kai don samar da wani abu ba kuma idan abun ya riga ya kasance, zai wargaje. Zoben ciki na Saturn C shine sau 1,28 na radius kuma zoben waje na A ya ninka radiyon sau 2,27. Dukansu suna cikin iyakokin Roche, amma ba a tantance asalinsu ba. Tare da kayan da suke dauke dasu, ana iya samar da fili mai kama da wata.

Kyakkyawan tsarin zoben asalinsa an danganta shi ne ga nauyin tauraron dan adam da ke kusa da kuma ƙarfin tsakiya wanda juyawar Saturn ya haifar. Koyaya, binciken Voyager ya gano sifofin duhu waɗanda ba za a iya bayanin su ta wannan hanyar ba. Wadannan tsarukan suna juyawa a kan zobe daidai da yadda maganadisun duniya yake, don haka zasu iya mu'amala da yanayin maganadisu.

Abubuwan da suka haɗu da zoben Saturn sun bambanta cikin girma, daga ƙananan microscopic zuwa manya, kamar na gida. Bayan lokaci, za su tattara ragowar tauraron dan adam da tauraron dan adam. Mafi yawan kayan da ke samar dasu ice ne. Idan sun tsufa sosai, zasu zama baƙi saboda tarin ƙura. Kasancewar su masu haske ya nuna cewa su matasa ne.

A 2006, kumbon Cassini ya gano sabon zobe yayin tafiya a cikin inuwar Saturn ta kishiyar rana. Laroye hasken rana yana sa ya yiwu a gano ƙwayoyin da ba kasafai ake gani ba. Zobe tsakanin F da G yayi dai-dai da kewayen Janus da Epimetheus, kuma waɗannan tauraron dan adam guda biyu kusan suna raba abubuwan zagayensu kuma suna musayar su akai-akai. Wataƙila meteors ɗin da ke karo da waɗannan tauraron ɗan adam za su samar da ƙwayoyin ƙarfe.

Ina fatan cewa tare da wannan bayanin zaku iya ƙarin koyo game da zoben Saturn da halayensu.


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