<prompt> Kwakunqunywa ukuthi kungenzeka ukuvuselela umkhumbi-mkhathi ngo-2014, lapho uphinde wasondela kakhulu eMhlabeni.  <response>: Yiqiniso, inguqulo eyinkimbinkimbi yomusho ithi Kwanqunywa ukuthi kungenzeka ukuvuselela umkhumbi-mkhathi ngo-2014, lapho uphinde wenza indlela eseduze noMhlaba, futhi ososayensi baxoxa ngokusebenzisa kabusha iphenyo ukuze babheke ama-comets amaningi ngo-2017 noma ngo-2018. 