Wanne wani sarari suKe jiki kira taurari a cikin halittu?

A mu galaxy, kuma lalle ne, haƙĩƙa, a cikin dukan duniya, da aka located mai girma iri-iri daban-daban wani sarari suKe abubuwa. A dare sama, za mu iya ganin su a matsayin wata babbar adadin rawar dige da spots cewa kewaye da mu a kan dukkan bangarorin. Amma abin da wani sarari suKe jiki kira da taurari da kuma dalilin da ya sa muke ganin su haske?

Mene ne wani star?

Star - ne da nisa sosai, mai haske, kuma zafi giant taro kunsha da gaske na hydrogen da helium gas. Saboda generated a cikin star tsakiya hydrogens babban matsin lamba fara yi karo da juna, a guje aiwatar kira nukiliya fe. Kamar wancan ne basamaniyai - taurari - emit wani m adadin haske, zafi da makamashi.

Babban kashi na star ne hydrogen. Yawanci, shi ne a shi sau uku fiye da helium. The adadin helium ya dogara da girman da shekaru na abu: abin da shi ne, da mazan da star. Duk sauran abubuwa asusu domin kawai 2%, amma suna kuma taimakon masana kimiyya a daidai ƙayyade da abun da ke ciki, luminosity, zazzabi, launi, size of haske, kazalika da yadda nisa da star za a iya cire daga Earth.

Abin da launi da kuma size iya zama taurari?

Eh, da taurari zo a cikin launuka iri-iri. Daga cikin su akwai ja, Orange, yellow da blue. Masana ilmin launi iya gaya mai yawa, kuma ya dogara a kan abun da ke ciki da kuma yawan zafin jiki na star. Sizzling - blue, da fari, mai yiwuwa ne suna da zazzabi sama 50000-60000 ° C. Kamar mu rãnã - rawaya. Bã su da wani yawan zafin jiki na game da 5000-6000 ° C. Shaawa - yana da ja. Bã su da wani yawan zafin jiki na "kawai" 2000-3000 ° C.

su ma yi jãyayya a cikin size. Wanne basamaniyai ake kira taurari-supergiants? Wadanda cewa isa diamita na kusan biliyan kilomita. Akwai neutron taurari da diamita na kawai da nisan kilomita 30. Don kwatanta: da supergiant star Betelgeuse ne don haka manyan a size cewa Masana ilmin iya gane siffar da surface, duk da cewa shi ne cire daga wannan duniya tamu a nesa na game da ɗari biyar haske-shekara. Betelgeuse ne don haka babbar cewa idan rana a diamita, zai zama guda, gefen za a iya isa Jupiter. Amma wannan ba babbar star! Masana kimiyya a yau ake bude sabon supergiants, sau da yawa ne ya fi a cikin adadin da m size daga cikin abu.

Abin da muka sani game da mu mafi kusa star?

A babbar ball na ja-zafi jini, dake a cikin zuciya na tsarin mu, shi ne star - rãnã. Ilmin taurari ya yarda da masana kimiyya su koyi kusan kome da kome game da wannan luminary, ba tare da samar da makamashi wanda ba zai yiwu wanzuwar rayuwa a duniya.

Its diamita kai 1400000 kilomita, ko 109 Duniya diameters. Around shi motsa mai yawa comets, ƙura, asteroids da Dwarf taurari, kazalika da takwas taurari da cewa yin up mu da hasken rana tsarin.

Sun kafa 4.5 biliyan shekaru da suka wuce a sakamakon wani gigantic fashewa da daya ko fiye da taurari, bayan da akwai wani babban girgije daga turɓãya, kuma iskar gas. Shi ne ake kira da hasken rana nebula. Wanne wani sarari suKe jiki kira da taurari da kuma yadda za su samar da, za mu dubi sama, da kuma a kan wannan akai, tare da ainihin hadari a ce da rana - wani real mafi kusa ga Duniya Star, wanda ya bambanta da wani m adadin da makamashin nukiliya, kuma shi ne cibiyar da mu da hasken rana tsarin.

ƙarshe

Taurarin sama daga a tarihi mai nisa janyo hankalin mutum idanu da shi. Amfani da mafi kyau kimiyyan gani da hasken wuta damar masana kimiyya ba kawai sanin abin da wani sarari suKe jiki kira da taurari da kuma taurari, amma kuma ya duba ya zuwa yanzu a cikin halittu, domin da yawa, da yawa miliyoyin haske shekaru tafi, m fiye da mafi asirin kunshe ne a cikin wannan ban mamaki unexplored sarari kira talikai.