Duniya mai kama da duniya a kusa da kusurwa
Masana ilmin taurari da ke aiki a wata ƙungiya ta amfani da na'urorin hangen nesa na ESO da kuma sauran masu lura da al'amuran sun sami tabbataccen shaida na duniyar da ke kewaye da tauraro mafi kusa da tsarin hasken rana, Proxima Centauri, "kawai" sama da shekaru huɗu na haske daga Duniya.
Exoplanet, yanzu an sanya shi azaman Proxima Centauri b, yana kewaya dwarf ja mai sanyi a cikin kwanaki 11,2 kuma an lura yana da zafin jiki wanda ya dace da kasancewar ruwa mai ruwa. Masana kimiyya sunyi la'akari da yanayin da ya dace don fitowar da kiyaye rayuwa.
Wannan sabuwar duniya mai ban sha'awa, wadda masana ilmin taurari suka rubuta game da ita a cikin watan Agusta na mujallar Nature, duniya ce mai dan kadan fiye da Duniya kuma mafi kusa da exoplanet da aka sani a gare mu. Tauraron mai masaukinsa shine kawai 12% yawan Rana, 0,1% na haskensa, kuma mun san yana haskakawa. Maiyuwa ana iya danganta shi da taurarin Alpha Centauri A da B, waɗanda ke da nisan mita 15. raka'o'in astronomical ((nau'in astronomical - kimanin kilomita miliyan 150).
A cikin farkon watanni na 2016, an lura da Proxima Centauri ta amfani da HARPS spectrograph, yana aiki tare da na'urar hangen nesa na ESO 3,6-mita a La Silla Observatory a Chile. Wasu na'urorin hangen nesa a duniya sun yi nazarin tauraro a lokaci guda. Gaba dayan yakin neman zaben wani bangare ne na wani aiki da ake kira Pale Red Dot.Tawagar masana ilmin taurari karkashin jagorancin Guillem Anglada-Eskud na Jami'ar Sarauniya Mary da ke Landan sun yi wani dan karamin canji a layin fitar da tauraron, wanda aka yi imani da cewa shi ne karfin nauyi. ja na duniya mai juyawa.
