Wuri mafi sanyi a cikin Universe

’Yan Adam sun kasance suna son yin nazari a kai a kai. A wannan yanayin za mu yi magana game da menene wuri mafi sanyi a sararin samaniya. Ba mu magana game da birni mafi sanyi a duniya ba, ko kuma game da tsarin hasken rana. Muna nufin wurin da ya fi sanyi a duk duniya da aka sani zuwa yanzu.

A cikin wannan labarin za mu gaya muku wane wuri ne mafi sanyi a cikin sararin samaniya, halayensa da sauransu.

Wuri mafi sanyi a cikin Universe

Shekaru haske 5000 daga tsarin hasken rana shine wuri mafi sanyi a sararin samaniya. Ita ce Boomerang Nebula tare da zazzabi na -272ºC. Dan kadan sama da cikakken sifili, har ma ya fi sanyin bangon microwave. Wurare mafi sanyi a sararin samaniya sune gizagizai na kura da iskar gas.

Boomerang Nebula a hukumance wuri ne mafi sanyi a sararin samaniya. Wannan nebula yana kusa kusa, shekaru 5.000 haske daga Tsarin Rana. Nebula ce ta duniya, samfurin jajayen katon tauraro yana kusa da ƙarshen rayuwarsa. Kafin ya kai ga wannan mataki, tauraro ne mai kama da Rana wanda ya yi ta zubar da lullubinsa zuwa sararin samaniya tsawon shekarun da suka gabata.

Abin mamaki shine, yana yin hasarar taro kusan sau ɗari cikin sauri fiye da sauran taurari a irin wannan matakin juyin halitta. Idan aka kwatanta da rana yayi hasarar taro kusan sau biliyan 100 fiye da tauraruwarmu. Wannan adadin ya yi yawa har tauraron da ke tsakiyar Boomerang Nebula ya yi hasarar adadin da ya yi daidai da sau 1,5 na yawan Rana a cikin shekaru 1.500 kacal.

Ana kuma fitar da iskar gas a cikin matsanancin gudu na kilomita 164/s. sakin babban adadin kuzari. Sakamakon shine yanki mai tsananin sanyi, kusa da sifili. Wannan nebula ya fi sanyi sau uku fiye da mafi ƙarancin zafin jiki da aka taɓa samu a duniya

Boomerang Nebula zafin jiki

Boomerang Nebula yana da zafin ciki na -272ºC. Cikakken sifili shine -273,15ºC. A zahiri, ya fi sanyi sau uku fiye da mafi ƙarancin zafin jiki da aka taɓa yi a duniya.

Ka tuna cewa mafi yawan zafin jiki da aka rubuta a duniya ya faru a Vostok, Antarctica a cikin 1983, lokacin da ya kai -89,2 ° C. Wannan shine wuri mafi sanyi a duniya. Amma wuri ne da ba kowa, don haka yawanci idan aka yi maganar wuri mafi sanyi a duniya, yakan kasance a wani wuri dabam. Inda ake zama, wurin da ya fi sanyi a duniya shine Siberta-Oymyakon (Siberian Gabas), tare da mafi yawan zafin jiki da aka rubuta a -67,8ºC.

Ba shi da alaƙa da mafi ƙarancin zafin jiki da aka yi rikodin (-32ºC) a cikin tafkin Estangento, Lleida Pyrenees, kuma ba tare da yanayin zafi da aka kai a wurin da aka fi sanyi a Spain ba: Molina de Aragón (Guadalajara).

Kuma Boomerang nebula yayi sanyi sosai, zafinsa ma ya yi ƙasa da yanayin zafin zafin na'urar bayan fage. Wannan radiation shine hasken farkon haskoki na haske daga sararin samaniya. An yi kimanin shekaru 377.000 bayan Babban Bang.

nebula fasali

Wato, Boomerang Nebula yana ɗaukar zafi kaɗan daga bangon microwave radiation. Abin da aka lura lokacin da aka gano shi a cikin 1980, lokacin da Keith Taylor da Mike Carrot suka yi nazarinsa. Kusan shekaru goma bayan haka, a cikin 1990, masanin falaki Raghvendra Sahai ya wallafa wani bincike da ya yi hasashen samuwar yankuna masu tsananin sanyi na sararin samaniya.

Tsarin da aka tsara shine kamar haka: yayin da iskar taurari ke motsawa daga tauraro, iskar tauraruwar tana fadada da sauri, wanda hakan ya sa yanayin zafi ya ragu.

Ma'ana, akan sikelin sararin samaniya, kamar nau'in firiji ne. Da wannan a zuciyarsa, Sahai ya lura da Boomerang Nebula da kansa a cikin 1995 don ganin ko hasashensa daidai ne. A can ne aka ƙayyade zafin nebula kuma an kafa shi a matsayin wuri mafi sanyi a sararin samaniya.

A cikin 2013, tare da taimakon telescope na rediyo na ALMA, an tabbatar da ma'auni. A cikin 2017, Sahai da kansa ya buga wani sabon binciken yana kallon abin da ke faruwa a cikin nebula. Yanayin zafi ya yi ƙasa sosai saboda saurin haɓakar iskar da ke fitarwa daga tauraro. Abin da ba a bayyana ba shi ne abin da ya sa ya fashe da irin wannan babban gudun. A can ne aka fara ba da shawarar cewa watakila saboda jajayen tauraro mai girma. Tare da gargaɗi ɗaya mai mahimmanci, wannan tauraro ba shi kaɗai ba. A gaskiya ma, zai kasance wani ɓangare na tsarin binary tare da wani tauraro maras nauyi, wanda zai zama wani muhimmin sashi wanda zai haifar da fitar da iskar gas a cikin matsayi mai girma.

Sauran abubuwan mamaki kamar wurin da ya fi sanyi a cikin sararin samaniya

Sahai da kansa ya bayyana cewa hanya daya tilo da za a iya fitar da dimbin jama'a a irin wannan gudun shine ta hanyar mu'amalar gravitational tsakanin taurari biyu da ke kusa da juna. La'akari da samuwarsa. Ana iya samun yanayin da ya dace wanda aka gani a cikin Boomerang Nebula.

Don wannan dole ne mu ƙara wani daki-daki. Ana fitar da Layer na waje daga ƙananan maki biyu. Iskar tana faɗaɗa da sanyi da sauri yayin da take barin ƙaramin buɗewa. Don haka, tun daga wannan lokacin, ana ƙoƙarin ƙara fahimtar lamarin. Don yin wannan, dole ne a mayar da hankali ga sauran galaxy. Abin da ke faruwa a cikin Boomerang Nebula yana yiwuwa yana faruwa a wasu sassa na Milky Way.

Tare da ƙarin misalai, yana yiwuwa a yi nazarin kamanni da bambance-bambance. Ba wai kawai ba, amma yiwuwar gano yankuna mafi sanyi fiye da Boomerang Nebula sabili da haka kusa da sifili ba a yanke hukunci ba.

Game da Nebula, makomarta tana da cikakken bayani. Kamar sauran nebulae na duniya, a ƙarshe zai koma baya na dubban shekaru. Da kanta, Tauraron zai kare rayuwarsa a matsayin farar dwarf. Kamar gawa mai tauraro, wadda ba ta iya kowane irin haɗe-haɗe a cikinta, sannu a hankali za ta yi sanyi sama da ɗimbin ma'auni, tsarin da zai wuce zamanin duniyar nan.

Kamar yadda kuke gani, kimiyya tana ƙara haɓaka kuma tana da ikon gano waɗannan wurare masu nisa. Ina fatan cewa tare da wannan bayanin zaku iya ƙarin koyo game da wuri mafi sanyi a sararin samaniya da halayensa.