Mun san cewa a ko'ina cikin sararin samaniya akwai nau'ikan taurari, taurari da nebulae masu yawa. Daya daga cikin wadannan shi ake kira mikiya nebula kuma sananne ne. Yana da shekaru 6500 haske daga duniyarmu kuma yana cikin ƙungiyar taurarin Sarpens. Yana da siffofi na musamman.
Saboda haka, za mu keɓe wannan labarin don gaya muku duk abin da kuke buƙatar sani game da Eagle Nebula, halaye, asalinsa da ƙari.
Gano Mikiya Nebula
Yana da shekaru 6.500 haske daga Duniya a cikin ƙungiyar taurari Serpens, Eagle Nebula wani ɓangare ne na Messier Catalog, kuma sunansa M16, abu na goma sha shida da masana ilmin taurari suka gano. Eagle Nebula tarin taurari ne na matasa, kura, da iskar gas mai haske.. Wannan dunkulewar kwayoyin halitta ita ce kashin bayan halitta, domin daga lokaci zuwa lokaci ana haihuwar taurari masu zafi, wasu kuma suna mutuwa don su halicci sababbi.
Telescope Hubble ya gano shi a cikin 1995, kumaAna ɗaukar wannan ɗayan mafi kyawun yankuna masu ban mamaki na taurarin halitta., Samar da Eagle Nebula 2 sashi na ginshiƙan Halitta, tun da ance an haifi tauraro daga can.
Wannan mikiya Nebula ana iya ganin ta ta hanyar na'urar hangen nesa mai son ganin ba ta da nisa sosai da Duniya, kuma tana sassaka da haskaka iskar gas ta samar da manyan ginshiƙai na tsawon shekaru masu haske, abin kallo.
Babban fasali
Waɗannan su ne halayen nebula:
- Shekarunsa yana tsakanin shekaru miliyan 1-2.
- Wannan nebula wani yanki ne na Emission Nebula ko H II yanki kuma an yi rajista azaman IC 4703.
- Yana kusa da nisan shekaru 7.000 mai nisa a yankin da ke yin tauraro.
- Ana iya ganin allurar iskar gas daga yankin arewa maso gabas na nebula, mai nisan shekaru 9,5 mai nisa da diamita na kimanin kilomita biliyan 90.
- Wannan nebula yana da rukuni na taurari kusan 8.100. ya fi maida hankali a yankin arewa maso gabas na ginshiƙan halitta.
- Yana cikin abin da ake kira Pillars of Creation, tun daga lokaci zuwa lokaci ana haifar da sababbin taurari daga hasumiya mai girma na gas.
- An kiyasta cewa yana da nau'ikan taurari 460 masu haske sosai sau miliyan 1 fiye da Rana.
- Kamar yadda aka haifi taurari daga hasumiya mai girma, Eagle Nebula kuma yana ganin miliyoyin taurari sun mutu kuma sun zama sababbin taurari.
Eagle Nebula, wanda mai yiwuwa na'urar hangen nesa da yawa ta zana a duniya, ta fara hoton ta Hubble Space Telescope a 1995 tare da girman Eagle Nebula-5 na wannan nebula, yana nuna cewa an haifi sababbin taurari daga waɗannan ginshiƙai, a cikin tarin gas da ake kira EGG.
Tun daga nan, an yi amfani da shi azaman nunin kyawun sararin samaniyar mu. Wani hoton nebula na ESA na Herschel Space Telescope ya dauki hoton. Wannan yana nuna cikakken ginshiƙan halitta, iskar gas da ƙura waɗanda suka haifar da wannan nebula.
Wannan nebula, wanda kuma aka gani ta hanyar hangen nesa na X-ray tare da na'urar hangen nesa ta ESA ta XMM-Newton, tana gabatar da mu ga taurari masu zafi da nauyin da ke kansu na sassaƙa ginshiƙan su.
Sauran na'urorin hangen nesa da ke nazarin nebula su ne VTL na Kudancin Turai na Observatory a Paranal, Chile, tare da karatun infrared, da na'urar hangen nesa mai tsayin mita 2,2 Max Planck Gesellschaft a yankin La Silla na Chile. Waɗannan na'urorin hangen nesa suna ba mu hotuna mafi kyau kuma suna bayyana mana abubuwan da ke faruwa a wannan yanki na sararin sama.
Yadda ake lura da Eagle Nebula
Don kiyaye Messier 16 dole ne ku kasance da na'urar hangen nesa mai inganci, ku sami yanayi mafi kyau, saboda wannan dole ne sararin sama ya kasance a mafi duhu, nesa da gurɓataccen haske, kuma yana da ainihin wurin nebula. Wannan ba yana nufin ba za ku sami tuntuɓe na lokaci-lokaci yayin kallon nebula ba.
Hanya mafi sauƙi don nemo M16 ita ce gano ƙungiyar taurarin Eagle da matsawa zuwa wutsiya, Ina tauraron Akila? Lokacin da kuka isa wannan batu, kuna matsawa kai tsaye zuwa ƙungiyar taurarin Scuti. A cikin wannan pintov, kawai dole ne ku matsa kudu don isa tauraron Gamma Scuti.
Bayan gano tauraron Gamma Scuti, kun duba shi. A can za ku sami tauraruwar tauraro da aka fi sani da Messier 16, tare da ingantattun kyamarori na priism kuma tare da yanayin sararin samaniya za ku iya lura da gajimarensa, amma tare da babban na'urar hangen nesa za ku iya kallon Eagle Nebula a wurinsa. mafi kyau.
Wasu tarihin
Masanin falaki dan kasar Switzerland Jean-Philippe Loys de Cheseaux na daya daga cikin wadanda suka fara tattaunawa kan sabani na Olbers. Ya yi shi a 'yan shekaru kafin Heinrich Olbers kansa a haife shi, amma Paradox daga ƙarshe ya kai ga sunan na ƙarshe.
Shi ne kuma na farko da ya lura da Eagle Nebula, wanda ya yi a cikin 1745. Ko da yake Cheseaux bai ga nebula a zahiri ba, ya iya gano gunkin tauraron a cibiyarsa: NGC 6611 (kamar yadda aka sani yanzu). Wannan ita ce magana ta farko da aka rubuta game da Eagle Nebula.
Amma bayan ƴan shekaru (1774), Charles Messier ya haɗa tarin a cikin kundinsa kuma ya sanya shi a matsayin M16. Kasidar Messier jerin nebulae 110 da tauraro waɗanda har yanzu masu sha'awar ilimin taurari ke amfani da su sosai a yau. Wataƙila shi ne mafi shaharar jerin jikunan sama a duniya.
Shekaru bayan haka, tare da haɓaka na'urorin hangen nesa, masana astronomers sun sami damar ganin sassan nebula da ke kewaye da NGC 6611 (tauraron tauraro). Mutane sun fara magana game da nebula, amma tun da har yanzu ba su iya ganin gaggafa ba. Suna kiranta Sarauniyar Taurari.
Amma zuwan astrophotography wani sabon juyi ne, domin akwai ƙarin daki-daki fiye da yadda abubuwan lura da taurari za su iya samu. Ya bayyana cewa nebula yana da yankuna masu duhu, manyan nau'in iskar gas, da siffar da ke tunawa da gaggafa. Don haka wannan nebula ya fara samun sabon suna: Eagle Nebula.
Ina fatan cewa tare da wannan bayanin za ku iya ƙarin koyo game da Eagle Nebula da halayensa.