Izimpawu eziyimfihlakalo zendawo yonke eziphikisana nokuqonda kwethu

  • Okutholwe muva nje kwembula ukukhishwa kwemisakazo evela emithaleni ekude, emikhulu.
  • Ukuqhuma komsakazo okusheshayo kuphakamisa izindlela ezingaziwa zokwakheka kwezinkanyezi.
  • Amagagasi ekhorasi atholwe endaweni ejulile acabanga kabusha ngemibono eyisisekelo.

Izimpawu ngale komthala wethu

Umkhathi, nobukhulu nobunkimbinkimbi bawo, uyaqhubeka nokumangaza kokubili ososayensi nabalandeli besayensi yezinkanyezi. Ngokuhamba kweminyaka, i- izimpawu ezivela emkhathini ojulile ziye zathatha ukunaka kwethu, zabekela inselele imibono yethu kanye nokuqonda okwenzeka ngale komthala wethu. Lezi zibonakaliso eziyindida ziye zavula amafasitela amasha olwazi lwesayensi, kusukela ekuqhumeni okusheshayo komsakazo kuya ekukhishweni okungalindelekile kwe-gamma ray.

Kulesi sihloko sizohlola izinto ezisanda kutholwa eziphawule ngaphambi nangemva kokuqondwa kwendawo yonke. Sizobhekana nayo yonke into kusukela ekutholweni kokukhishwa kwemishini yomsakazo kuya ekuchazeni kwakho njengoba amathuluzi okwenza imephu yokwakheka kwendawo yonke. Sizophinde sihlaziye ukuthi intuthuko yezobuchwepheshe isivumele kanjani ukuthi sithuthukise imibono emisha mayelana nempucuko yangaphandle komhlaba kanye nezigigaba ezingakaze zibonwe emkhathini ojulile.

Ukutholwa kwamathuba kanye nezimpawu zomsakazo eziyimfihlakalo

Imisebe ye-Gamma emkhathini

Phakathi neminyaka edlule, izibonakude nezibonakude zomsakazo ziye zavumela ososayensi ukuba basebenze okutholakele okungalindelekile ebekela inselele ukuqonda kwamanje kwe-astrophysics. Esinye salezo zenzakalo senzeka phakathi nokuhlaziywa kweminyaka engu-13 yedatha eqoqwe i-Fermi Gamma-ray Space Telescope ye-NASA. Lolu cwaningo luveze isici esingaphandle kwalokho obekulindelekile: a isignali enamandla futhi ebonakala ingaqondakali evela endaweni ehlukile yesibhakabhaka.

Isazi somkhathi u-Alexander Kashlinsky saqokomisa ukuthi ubukhulu balesi siginali babu iphakeme ngendlela emangalisayo futhi lokho kwaqondana nendlela yezinye izici ezingaqondakali, njengezinhlayiya zamandla aphezulu kakhulu. Okuthakazelisa kakhulu ukuthi lesi siginali ayizange ilingane nemibono yamanje exhumanisa imisebe ye-gamma nengemuva le-cosmic microwave (CMB), ephakamisa imibuzo eminingi kunezimpendulo.

Ngakolunye uhlangothi, ngo-2024, umcimbi ofanayo wadonsa ukunaka kwezazi zezinkanyezi, kulokhu uvela ku-galaxy NGC 2080, etholakala eLarge Magellanic Cloud. Ngokweqembu lososayensi base-Australia, lolu phawu lwabonakala luvela ensaleni eyi-supernova kulowo mthala, kodwa umfutho kanye nezici kuholele ekutheni ilahlwe njengokuqhuma kwenkanyezi nje. Ama-hypotheses asikisela ukuthi kungaba i-quasar, umthombo wamandla wesayensi yezinkanyezi ohlanganisa izimbobo ezinkulu ezimnyama ezisanda kwakhiwa.

Ukuqhuma Kwerediyo Esheshayo: Izithunywa ezivela Kumhlaba Wonke?

Ukuqhuma kwerediyo esheshayo (i-FRBs) kumelela esinye sezenzakalo ezihlaba umxhwele kakhulu endaweni yonke. Lokhu kukhishwa komsakazo okufushane kakhulu futhi okunamandla sekufinyelele eMhlabeni kusukela ngaleso sikhathi amabanga angacabangeki. Okudida kakhulu izazi zezinkanyezi ukuthi ezinye zalezi zimpawu zibonakala ziphindaphinda, kuyilapho ezinye ziyizenzakalo ezingashadile, eziphakamisa ukuthi zingaba nemvelaphi ehlukene nezindlela.

I-FRB ebaluleke kakhulu yatholwa ngo-2024 emthaleni omkhulu, ofile oyi-elliptical, cishe Iminyaka engu-11.300 billion. Lo mthala obonakala ungasebenzi awunakho ukwakheka kwezinkanyezi ezincane ezivame ukuhlotshaniswa nalezi zenzakalo. Lokhu kuhlukana nemibono ekhona exhumanisa ama-FRB nozibuthe akhiwe i-supernovae. Ngokusho kwabacwaningi, lokhu kungabonisa ukuthi nazo zikhiqizwa ngezinye izindlela, njenge ukuhlanganiswa kwenkanyezi ye-neutron.

Ukusesha impilo yangaphandle komhlaba: amasiginali wezobuchwepheshe kanye namasignesha obuchwepheshe

Sesha impilo yasemkhathini

Ukuhlolwa kwamasignali avela emkhathini akugxili kuphela ezenzakalweni zemvelo. Ngokukhula ososayensi bafuna ukuthola ama-technosignatures, okungukuthi, izimpawu zemvelaphi yokwenziwa okungenzeka zidalwe impucuko ethuthukile. Ocwaningweni lwakamuva oluholwa yi-SETI Institute, cishe 2800 imithala ukucinga lezi zimpawu kusetshenziswa isibonakude somsakazo i-Murchison Widefield Array.

Nakuba lolu cwaningo lwehlulekile ukuhlonza ama-technosignatures, imiphumela yalo iye yabeka isisekelo socwaningo lwangomuso. Ubuchwepheshe obungaba khona buhlanganisa ukuthunyelwa komsakazo noma ukukhishwa kwe-laser. Ukuze zisifinyelele, impucuko kuyodingeka ithuthuke kakhulu ngokwezobuchwepheshe kuneyethu.

Ikhorasi igagasa endaweni ejulile

Ngokomlando, bekucatshangwa ukuthi izenzakalo ezithile zika-electromagnetic, njengamagagasi ekhorasi, zingabonakala kuphela eduze kwamaplanethi anezindawo ezinozibuthe. Nokho, kwenziwa isifundo esisha ukutholwa kwalesi simo endaweni ejulile, kude nanoma yimuphi umthelela weplanethi, kusetshenziswa i-NASA's Magnetospheric Multiscale Mission (MMS).

Lawa maza, akwazi ukusheshisa ama-electron amandla ngokwedlulele, imele inselele yemishini yasemkhathini ephethwe umuntu yesikhathi esizayo ngenxa yomonakalo ongaba khona ongawubangela kokubili osomkhathi namasathelayithi. Lokhu kutholakala kungashintsha indlela ubungozi besimo sezulu esisemkhathini obuhlolwa ngayo ekuhloleni kwamaplanethi.

Umkhathi ogcwele amathuba

Okutholwe kwakamuva mayelana namasiginali omsakazo, ama-FRB, ama-technosignatures namagagasi ekhorasi kuyisikhumbuzo sokuthi kuncane kangakanani esikwaziyo ngempela nge-cosmos. Ngesiginali entsha ngayinye etholiwe, sithola isinyathelo esisodwa eduze nokuqonda izindlela ezisebenza esikalini se-galactic kanye ne-extragalactic. Khonamanjalo, ukuthuthuka kwezobuchwepheshe kuzoqhubeka nokubamba iqhaza elibalulekile ohambweni lwethu lokwembula izimfihlakalo zendawo yonke.


Shiya umbono wakho

Ikheli lakho le ngeke ishicilelwe. Ezidingekayo ibhalwe nge *

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  1. Ubhekele imininingwane: Miguel Ángel Gatón
  2. Inhloso yedatha: Lawula Ugaxekile, ukuphathwa kwamazwana.
  3. Ukusemthethweni: Imvume yakho
  4. Ukuxhumana kwemininingwane: Imininingwane ngeke idluliselwe kubantu besithathu ngaphandle kwesibopho esisemthethweni.
  5. Isitoreji sedatha: Idatabase ebanjwe yi-Occentus Networks (EU)
  6. Amalungelo: Nganoma yisiphi isikhathi ungakhawulela, uthole futhi ususe imininingwane yakho.