Uthuli lwendawo olushiywe kwinkqubo yelanga ngu-Halley & apos; s Comet uya kugxibha iatmosferi yoMhlaba ngentseni zangoLwesibini njengentsasa yenyanga yesibini ka-Okthobha.

Yintoni i-Orionid meteor shower?

Yenzeka ukusuka nge-2 ka-Okthobha ukuya nge-7 ka-Novemba, kodwa ukuqaqamba ngoMvulo, nge-Okthobha 21 ngeeyure zokuqala zika-Lwesibini, Okthobha 22, ishawa yeOrionid isiganeko sonyaka ezisa phakathi kwe-20 kunye ne-40 yeenkwenkwezi zokudubula ezibonakalayo iyure nganye.

Idibeneyo: Izibane zaseMantla ziyaBonakala kwakhona-Nantsi indlela yokuzibona (Ividiyo)

Kutheni zibizwa ngokuba ziiOrionids?

Izantyalantyala zemeteor zithiywa ngegama lendawo yesibhakabhaka ebusuku ezibonakala ngathi zigxile kuyo. Ayothusi into yokuba iiOrionids, lelo qela leOrion, eliphuma esibhakabhakeni mpuma kwiiyure ezimbalwa emva kokutshona kwelanga njengoko kubonwe Umntla weikhweyitha, nakwisibhakabhaka esikumntla-ntshona njengoko kubonwa kumhlaba osemazantsi.

Uyifumana njani 'indawo eqaqambileyo' yeeOrionids?

Eyona ndawo kanye le meteoroid ibonakala ivela kuyo — into izazi ngeenkwenkwezi eziyibiza ngokuba yindawo ekhazimlayo- ingaphezulu kwentloko yeOrion, kufutshane neCollinder 69, eliqela elihle leenkwenkwezi ezivulekileyo eziqaqambe kakhulu.

Ukusuka nakweyiphi na i-hemisphere, fumana i-Orion's Belt emva koko ufumane inkwenkwezi eqaqambileyo ebomvu ebomvu iBetelgeuse ekufutshane, kwaye uya kuba kufutshane kakhulu kwi-Orionids.

Idibeneyo: Apho kunye nexesha lokufumana ezona Foto ziPhambili zeMilky Way kulo nyaka

Leliphi elona xesha lilungileyo lokujonga iiOrionids?

Ukusukela kanye ezinzulwini zobusuku ngoMvulo kude kube nge-1 kusasa ngo-Lwesibini lelona xesha lilungileyo lokujonga ishawa semeteor! Ngethamsanqa, iNyanga yoMzingeli iye yancipha, nangona inyanga-nangona ingaphantsi kwama-50 eepesenti ikhanyisiwe-iphakama ezinzulwini zobusuku. Kuya kuba mnyama ngokwaneleyo ukubona naziphi na iinkwenkwezi zokudubula ubuncinci iyure okanye emva kokuba ishawa iqalile. Ngoku konke esikufunayo isibhakabhaka esicacileyo!

Yintoni ebangela imvula emajukujukwini?

Imisinga yamasuntswana othuli kunye ne-cosmic debris -meteoroids — ishiyeka kwinkqubo yelanga ngokudlula kwee-comets. Xa indlela ye-Orbital ejikeleze ilanga ithatha loo mijelo, i-meteor shower isiphumo. Iinkwenkwezi zokudubula ezingenagama ngokwazo zibangelwa xa iimeteoroid zibetha iatmosfera yomhlaba kunye nokutsha, ngokukhawuleza kukhanya umzuzwana okanye ngaphantsi.

Yintoni ebangela iiOrionids?

Kwimeko ye-Orionids, oyena nobangela yi-Halley's Comet, ekuphela kwento ene-comet ebonakalayo enokuthi ivele kabini ebomini bomntu. Ngokuqinisekileyo eyona comet idumileyo kuzo zonke, le 5.5 km-wide radius comet ingena kwinkqubo yelanga kwaye inqumle indlela ejikelezayo yoMhlaba (yiyo loo nto imeteor shower) yonke iminyaka engama-75. Kwakugqityiwe apha ngo-1986 kwaye ngokulandelayo kuza kuvela ngo-2061.

Nangona kunjalo, iiOrionids ayisiyiyo kuphela i-meteor shawa yonyaka ebangelwa yiHalley's Comet. I-Eta Aquarids, eya kuthi incopho elandelayo ngoMeyi 5-6, 2020, ikwayimveliso yekomethi edumileyo, nangona iiOrionids zininzi.

Idibeneyo: Olu hambo luya kukuthatha ukuze ubukele i-Eclipse elandelayo yeLanga kwenye yeeKona eziDe kakhulu zeHlabathi.

Iza nini ishawa yemeteor elandelayo?

U-Okthobha ubeyinyanga exakekileyo yemvula, kwaye iDraconids yandulela iiOrionids. Okulandelayo sisihlambi samaLeonid-esathiywa ngegama lekroza likaLion the Lion kwaye sabangelwa yiComet Tempel-Tuttle- eqhuba ngoNovemba 6-30, ngobusuku obusebenzayo ngoNovemba 17-18.