Ka taƙaita labarin:  Lokacin da masana taurari suka fara ɗaukar hotunan ultraviolet na Venus, sun ɗan rikice da wani nau'i mai ban mamaki <unk> Y<unk> wanda ya rufe dukan duniyar. Amma yanzu masu bincike sun ce suna da amsar - iska mai ƙarfi tana karkatar da <unk>wave<unk> na gajimare don samar da sakamako mai tsawo. Binciken zai kuma bayyana yadda irin wannan tsari yake faruwa a wasu abubuwa da suke juyawa a hankali a cikin tsarin hasken rana. Gungura ƙasa don bidiyon rayarwa da ke nuna tasirin. Masana ilmin taurari na Spain sun bayyana sabon ka'idar don sifar 'Y' a kan Venus (hoto da aka nuna daga Pioneer Venus Orbiter a shekarar 1979). Sun ce an kafa ta ne ta hanyar iskar da ke tura 'kalaman' girgije a duniyar. Wadannan iskõki motsa sauri a mafi girma altitudes, samar da m siffar. Masana ilimin taurari daga Cibiyar Nazarin Astrophysics na Andalusia (IAA-CSIC) a Granada, Spain, sun gabatar da sabuwar ka'idar, tare da haɗin gwiwar jami'ar Basque Country da Cibiyar Nazarin Astrophysics da Space Sciences na Portugal. Venus ta ɗan fi ƙasa ƙasa amma tana da irin wannan taro. Ita ce duniya ta biyu mafi kusa da rana a nesa da kusan mil miliyan 67 (kilomita miliyan 108), kuma yana ɗaukar kimanin kwanaki 225 don zagaya rana. Wata rana a duniyar Venus tana da tsawon kwana 243 a duniya. Yanayin da ke cikinta mai guba ne kuma ya ƙunshi iskar carbon dioxide da nitrogen, tare da girgije na ɗigon sulfuric acid. An yi imanin cewa sararinsa ya ba da gudummawa ga tasirin greenhouse wanda ya sa duniyar ta zama mara kyau. Matsanancin yanayin zafin jiki na duniyar kusan 480 ° C (900 ° F) ya sa ya zama kamar ba zai yiwu ba don rayuwa kamar yadda muka sani. A kan Venus iska mai ƙarfi tana motsa saman yanayin 225 mph (360km / h), yana kewaye da duniyar duniyar kowane kwanaki huɗu zuwa biyar na duniya. Amma duniyar kanta tana ɗaukar kusan kwanaki 243 na Duniya don kammala zagaye - ma'ana iskokin suna da sauri fiye da saurin juyawar duniyar. Iska tana da saurin canzawa a wurare daban-daban, amma kusa da iyakar suna kewaye da duniyar nan da sauri yayin da kewayen duniyar ya zama ƙarami. Wannan a ƙarshe...
Masana ilmin taurari na Spain sun bayyana wata sabuwar ka'ida game da siffar'Y'a duniyar Venus. Sun ce an kafa shi ne ta hanyar iskõki suna tura 'raƙuman' girgije a duniya. Wadannan iskõki motsa sauri a mafi girma altitudes, samar da m siffar. Iska a duniyar Venus na iya zagaya duniyar a cikin kwanaki hudu zuwa biyar na duniya. Amma duniyar tana daukar kwanaki 243 na duniya don juyawa, yana kara girman siffar Y.