Ubani uLaika futhi kungani edumile?
Context:ULaika (/ˈlaɪkə/ LY-kə; Russian: Лайка, IPA: [ˈlajkə]; c. 1954 <unk> 3 November 1957) wayeyinja yesikhala yaseSoviet eyayingesinye sezilwane zokuqala emkhathini futhi eyokuqala ukuzungeza uMhlaba. Ingxubevange elahlekile evela emigwaqweni yaseMoscow, yandiza emkhunjini wesikhala i-Sputnik 2, eyethulwa emzileni ophansi ngomhlaka-3 Novemba 1957. Njengoba ubuchwepheshe bokuphuma emkhathini babungakasungulwa, kwakungalindelekile ukuba iLaika isinde. Wafa ngenxa yokushisa ngokweqile ngemva kwamahora amaningi esendizeni, emjikelezweni wesine womkhumbi.  Kwakwaziwa okuncane ngemiphumela yokundiza emkhathini ezintweni eziphilayo ngesikhathi sokuthunyelwa kukaLaika, futhi onjiniyela babebheka ukuhamba kwezindiza kwezilwane njengesandulela esidingekayo sokuthunyelwa kwabantu. Lolu cwaningo, olwalubheka izimpawu ezibalulekile zikaLika, lwaluhloselwe ukufakazela ukuthi isidalwa esiphilayo singasinda lapho siphonswa emkhathini futhi siqhubeke sisebenza ngaphansi kwezimo zokwehla kwamandla adonsela phansi nemisebe eyandayo, okunikeza ososayensi eminye yemininingwane yokuqala ngemiphumela yezinto eziphilayo yokuhamba emkhathini.  ULaika washona ngemva kwamahora ambalwa ngenxa yokushisa ngokweqile, okungenzeka ukuthi kwabangelwa ukwehluleka kwe-R-7 ukusekela ukuhlukanisa nomthwalo. Isizathu sangempela nesikhathi sokufa kwakhe akuzange kwenziwe esidlangalaleni kuze kube ngu-2002; esikhundleni salokho, kwabikwa kabanzi ukuthi washona lapho umoya-mpilo wakhe uphela ngosuku lwesithupha noma, njengoba uhulumeni waseSoviet eqale wathi, wabulawa ngaphambi kokuphela komoya-mpilo. Ngo - 2008, kwembulwa isikhumbuzo esincane sikaLika esibonisa yena emi phezu kwamarokhethi eduze nesikhungo sokucwaninga sezempi eMoscow esasilungiselela indiza yakhe. Uphinde avele eSikhumbuzweni Sabanqobi Bendawo Yonke eMoscow.
ILika yayingesinye sezilwane zokuqala ezazikhona emkhathini futhi eyokuqala ukuzungeza emkhathini. Wathunyelwa emkhathini yiSoviet Union. Wafa ngenxa yokushisa ngokweqile ngemva kwamahora amaningi esendizeni kuyilapho umkhumbi-mkhathi owawuthwele yena wawusemkhathini.