Dab tsi yog cov yam ntxwv ntawm lub galaxy?
Dab tsi yog cov yam ntxwv ntawm lub galaxy?

Video: Dab tsi yog cov yam ntxwv ntawm lub galaxy?

Video: Dab tsi yog cov yam ntxwv ntawm lub galaxy?
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Anonim

Galaxies yog cov kab ke ntawm cov plua plav, roj, cov teeb meem tsaus ntuj, thiab nyob qhov twg los ntawm ib lab mus rau trillion hnub qub uas tau tuav ua ke los ntawm lub ntiajteb txawj nqus. Yuav luag txhua qhov loj cov galaxies xav tias tseem muaj cov qhov dub loj heev ntawm lawv qhov chaw.

Ib yam li ntawd, koj tuaj yeem nug, dab tsi yog cov yam ntxwv ntawm lub elliptical galaxy?

General yam ntxwv Lawv yog kheej kheej lossis ovoid pawg ntawm cov hnub qub, tshaib plab ntawm lub hnub qub ua cov pa roj. Qhov tsawg tshaj plaws paub elliptical galaxy yog ib feem kaum ntawm qhov loj ntawm Milky Way. Cov lus tsa suab ntawm cov hnub qub hauv elliptical galaxies feem ntau yog radial, tsis zoo li cov disks ntawm kauv cov galaxies , uas yog dominated los ntawm kev sib hloov.

Qhov thib ob, dab tsi yog qhov txawv ntawm galaxies thiab lawv cov yam ntxwv yog dab tsi? Raws li tau tham nyob rau hauv seem ntawm galaxy Kev faib tawm, Hubble pom plaub qhov sib txawv hom galaxies : elliptical, kauv, kauv barred thiab tsis xwm yeem. Txawm tias nyob ntawd yog ntau hom , peb kuj kawm tau tias txhua tus galaxy muaj tib lub ntsiab, tab sis cov no yog teem txawv rau txhua tus hom.

Hauv qhov no, cov yam ntxwv ntawm lub galaxy tsis xwm yeem yog dab tsi?

Irregular galaxies tsis muaj qhov tshwj xeeb. Lawv yog cov tsawg tshaj plaws cov galaxies thiab muaj roj thiab hmoov av puv nkaus. Muaj roj thiab hmoov av ntau txhais tau tias cov no cov galaxies muaj ntau lub hnub qub tsim nyob rau hauv lawv. Qhov no tuaj yeem ua rau lawv ci ntsa iab heev.

Dab tsi yog cov yam ntxwv ntawm txhua hom galaxies?

Ib txhia cov galaxies (zoo li peb tus kheej Milky Way galaxy ) muaj qhov dub qhov nruab nrab thiab qee qhov tsis ua. Galaxies tuaj yeem nqa ntau yam duab, piv txwv li. kauv, barred-kauv, elliptical los yog tsis xwm yeem. Galaxies txawv ntawm cov hnub nyoog thiab hom ntawm hnub qub.

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