10 curiosities of the milky way ongeke ukwazi ukuphuthelwa

  • I-Milky Way iqukethe izinkanyezi ezingaphezu kwezigidigidi ezingama-200 kanye namaplanethi acishe abe yizigidi eziyinkulungwane afana noMhlaba.
  • Yindala njengendawo yonke, ilinganiselwa eminyakeni ephakathi kwezigidigidi eziyi-13.600 neziyi-13.835.
  • Inembobo emnyama enkulukazi enkabeni yayo ebizwa nge-Sagittarius A*, enesisindo esilingana namalanga angu-40.000.
  • Isakhiwo sayo simise okwe-helix futhi siyaqhubeka nokuhlanganisa imithala emincane ekwakhekeni kwayo.

Umkhathi unikeza idatha eminingi ethakazelisayo yingakho kulesi sihloko ngizokhuluma nge curiosities of the milky way. Kodwa okokuqala, kubalulekile ukusho ukuthi i-Solar System itholakala ku-Milky Way futhi, ngokuphawulekayo, iplanethi yethu futhi, iyindawo engavamile kakhulu. Lo mthala mkhulu, unomlando wangaphambili, uthatha zonke izinhlobo zezinto ezimangalisayo futhi sisenokuningi esingakwembula.

curiosities of the milky way

Ezinye ze-curiosities ze-milky way

1. Kukhona umthala ovame ukufana ne-Milky Way

Kukhona umthala ngokuvamile ofana ne-Milky Way

Okunye okuthakaselayo nge-milky way ukuthi lena iyindawo ekhetheke ngempela yawo wonke umuntu kodwa akuyona yodwa esibonelweni sayo, empeleni, imithala yesifanekiso sayo (enomumo we-helix) ijwayeleke kakhulu emhlabeni. indawo yonke. Kuningi imithala eduze ne-Milky Way nazo ezihehayo.

Cishe kunemithala eyizigidi eziyizinkulungwane eziyi-170 ebonakala endleleni yethu yobisi ngaphandle lapho futhi kukhona eyodwa ikakhulukazi, i-galaxy I-NGC 1073, enokufana okukhulu nowethu, ngokwesibonelo, inemithala emibili emincane encikene, njengowethu, into yokuqala ngokukhethekileyo. Kuyisibonelo esisodwa nje, njengoba i-NGC 1073 inokuningi okufana ne-Milky Way kangangokuthi ongqondongqondo bavame ukuyibiza ngokuthi "iwele."

2. I-Milky Way indala njenge-cosmos

Okunye okuthakaselayo kwe-Milky Way ukuthi ukuzuza ubukhulu bayo obukhulu kanye nomthethosisekelo yinto engazange yenzeke kusukela osukwini olulodwa kuya kolunye, njengoba ungase ucabange. umthala we IMilky Way Ifana, kodwa indala njenge-cosmos ngokwayo. Ngokufanayo, uyobona ukungabaza okuyonquma iminyaka indawo yonke eyicabangayo. Ukuze uthole ukwaziswa okwengeziwe mayelana neminyaka yayo, ungafunda mayelana Milky Way indaba ephathwayo.

Kodwa-ke, kukhona ukuvumelana ekuhloleni, okuphakamisa ukuthi iminyaka yobudala bendawo yonke iphakathi kwezigidi eziyi-13.761 neziyi-13.835 zeminyaka, ngokwesibonelo. Ngomunye umqondo, i-Milky Way nayo kucatshangwa ukuthi ineminyaka okungenani eyizigidi eziyizinkulungwane ezingu-13.600. Zonke lezi zinsolo zenziwa ngokuhlola iminyaka yezinkanyezi kanye nokuxhumana kwazo ne Big Bang.

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3. Inezinkanyezi ezingaphezu kwezigidigidi ezingama-200

Inezinkanyezi ezingaphezu kwezigidi eziyizinkulungwane ezingama-200

Ngokufanayo, singasho ukuthi enye yezinto ezithakazelisa i-Milky Way ukuthi ososayensi bayaqaphela ukuthi kuyo yonke kumelwe kube nezinkanyezi eziphakathi kwezinkulungwane ezingu-400 nezingu-200 2500 sezizonke. Ngeso lenyama, ngobusuku obucace kakhulu ongabujabulela, zingama-XNUMX kuphela sezizonke ezingalinganiselwa eMhlabeni. Nokho, i-Milky Way ikhipha izinkanyezi ngaso sonke isikhathi, ngendlela efanayo naleyo entsha izinkanyezi ihlumela. Kulinganiselwa ukuthi izinkanyezi ezintsha ezingaba ngu-7 ziyavela unyaka ngamunye ku-Milky Way. Uma ufuna ukwazi okwengeziwe ngezinkanyezi emthaleni wethu, hlola isihloko mayelana inkanyezi enkulu ku-Milky Way.

4. Amaplanethi acishe abe yizigidi eziyinkulungwane afana noMhlaba

Iqiniso mhlawumbe elikhangayo nakakhulu nelingavamile ukuthi kuleso samba esikhulu samaplanethi abhukudayo futhi anyakaza ndawonye kuwo, cishe ibhiliyoni lifana kakhulu naleli esihlala kulo. Kunenqwaba yezibonelo ze amaplanethi ezingalingani, ezinye zenziwe ngamagesi, ezinye ngamadwala nezinye lapho izinhlobo ezithile zensimbi zize ziconse. I i-exobiology Kuwumkhakha ophenya ukuthi kungenzeka yini ukuphila kula maplanethi.

Ucwaningo lwakamuva olungathi sína, lapho kwatholakala khona izinkanyezi ezingaba ngu-42.000 11 ezifana neLanga, luveze ukuthi amaplanethi aphakathi kwezigidi eziyizinkulungwane ezingu-40 nezingu-XNUMX azungeza izinto eziningi ezifana neLanga. Umhlaba neLanga futhi cishe ibhiliyoni zilingana ukuze zikwazi ukusingatha izinhlobo ezahlukene zempilo yangaphandle. Indawo esingethe la maplanethi athuthuke kakhulu ithathwa ngokuthi "indawo ye-Goldilocks", njengoba kuyizindawo ezingabandi kakhulu futhi ezingashisi kakhulu, ezifanele ukuphila kokusingatha.

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5. Kunembobo enkulu emnyama ekseni ye-Milky Way.

Kunembobo enkulu emnyama ekseni ye-Milky Way

Imigodi noma imigodi emnyama ingenye yezindawo eziphenywa kakhulu, ezimangalisayo nezilahliwe ezikhona endaweni yonke, esikwaziyo ukuthi njengakuyo yonke imithala, kutholakala umgodi omnyama phakathi nendawo yalo mthala. i-galaxy. E-Milky Way, lesi sikhungo sivame ukubizwa ngokuthi i-Sagittarius A* futhi siyimbobo emnyama enesisindo esifana nesamalanga angu-40.000.

6. Inezinkanyezi ezingaba yizigidi eziyizinkulungwane eziyikhulu ngaphakathi

Uma sibuyela kumthethosisekelo wawo, okuthile okubalulekile ukuze sazi lo mthala kanye nokusimangaza ngobuhle bawo, i-Milky Way nayo inezigidi ezingaba yi-100.000. izinkanyezi ngaphakathi. Uma unentshisekelo ngobukhulu kanye nesakhiwo semithala, ungafunda kabanzi mayelana I-Laniakea Supercluster lapho umthala wethu ukhona.

Nakuba inani le izinkanyezi kuyi-Milky Way umehluko otholakala ekuguqulweni okuqinile, isamba esijwayelekile esingaba yizigidi eziyizinkulungwane eziyi-100 siyalondolozwa futhi ngayinye yazo, okungenani kuneplanethi eyodwa ejikelezayo. Lokhu kusho ukuthi kuleli khona elincane kuphela lomkhathi esilinikezayo lapho sicaphuna i-Milky Way, kukhona phakathi kwezinkulungwane eziyi-1 nezinkulungwane ezingama-100 zezinkanyezi ezingaziwa.

7. I-Milky Way ihlale inyakaza

I-Milky Way ihlale inyakaza

Kunjalo, njengoba sibonile lapho sihlola ukuntengantenga kweLanga kanye ne Uhlelo lomkhathi Emthaleni, iMilky Way yona itshekele ngokuqinile emkhathini. Umkhathi uyindawo engavamile ngempela futhi yonke into elapho iqhubeka ngokuzithoba. Uma uthanda izimfihlakalo zesikhala, ungaphuthelwa ulwazi mayelana izimfihlakalo zendawo.

Uma ufuna ukuzizwa umncane kakhulu, vele uwubheke nje, uMhlaba, njengazo zonke izinto eziseSolar System, uzungeza eduze neLanga, iLanga eduze neMilky Way kanye neMilky Way, okuyingxenye yeqembu. yemithala ethandwa kakhulu njengeQembu Lendawo: iqoqo elikhulu lemithala elinyakaziswa ngenxa yemisebe ye-microwave eyasala endaweni yonke ngenxa yeBig Bang. Iqembu Lendawo lihamba ngesivinini esingu-600 km/s, ngamanye amazwi, cishe ku-2.200.000 km/h. Thina ku Umhlaba, asibalulekile kangangokuba singabongi lelo jubane nakancane.

8. I-Milky Way inomumo we-helix

I-Milky Way, njengeningi elesabekayo le imithala yecosmos esijwayele ukujwayele, inomumo ophelele we-helix. Kuyisondo elilinganiselwa ku-120.000 12.000 light-year ububanzi, eline-turgor enkulu emaphakathi enobubanzi obungama-light-year angaba ngu-XNUMX XNUMX.

9. Ngendlela efanayo ineminye imithala eminingi ngaphakathi

ineminye imithala eminingi ngaphakathi

Umumo ozungezayo omangalisayo i-Via enawo ubisi Bekungenjalo njalo. Ukufeza lesi simo futhi, ngaphezu kwakho konke, ubukhulu bayo obukhulu (noma kunjalo, kusenemithala emikhulu kakhulu kunalona), lo mthala wadla eminye imithala emincane, ngokomfanekiso, kunjalo. Ukuze ufunde kabanzi mayelana nalokhu kusebenzisana, ungabheka okuqukethwe ku Ingalo ye-Orion kanye nokwakheka kwayo.

I-Elliptical Dwarf Galaxy I-Sagittarius (SagDEG), iyimodeli enhle yayo. Ngokufanayo, i-Milky Way iyaqhubeka nokudala lokhu, ifaka imithala emincane kumthethosisekelo wayo, njengoba kuboniswa umthala omncane we-Canis Major, ongomunye weminye eseduze kakhulu nowethu futhi okwamanje ogcwele i-Milky Way.

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10. Igcwele izinsalela nezihwamuko

Okunye okuthakazelisayo ngale Milky Way ukuthi ngaphandle kokuveza izigidigidi zezinkanyezi neminye imithala emincane, inothuli oluningi, umlotha nezihwamuko kumthethosisekelo wayo. Ochwepheshe bathi i-toga enobubanzi beminyaka engu-6000 ukukhanya uthuli nomlotha kungabonakali kahle ekubukeni okuzwakalayo kwe-Milky Way. Vele, awukhohlwa ukuthi ubukhulu bayo bucishe bube yiminyaka eyi-120.000 yokukhanya ububanzi.

Indlela yobisi
I-athikili ehlobene:
I-Milky Way: Kungakanani Okwaziyo Nge-Galaxy Yethu?