NASA ta gano duniyoyi bakwai wadanda zasu iya daukar rayuwa

Ya faru: bil'adama, ko mafi mahimmanci, NASA ba ta sami mafi ƙarancin duniyoyi bakwai masu duwatsu ba kama da Duniya, wanda na iya nufin cewa wasun su na iya samun ruwa mai ruwa kuma, waye ya sani, ƙila rayuwa.

Binciken shine, ba tare da wata shakka ba, ɗayan mahimman mahimmanci a tarihinmu na kwanan nan, tunda yanzu fiye da kowane lokaci zamu iya kusancin sanin shin mu kadai ne a cikin Sararin Duniya ko kuma idan da gaske muna raba shi da sauran mutane.

Daya daga cikin madubin hangen nesa na NASA ya gano wani abu mai amfani da hasken rana mai dauke da duniyoyi bakwai masu duwatsu a ranar Laraba 22 ga Fabrairu, 2017. Tauraruwar da suke zagayawa ta kasance "an shayar da shi" DAN TAFIYA-1, da duniyoyin b, c, d, e, f, g, h. Wadannan duniyoyin duniyan, kodayake basu sami damar ganinsu kai tsaye ba, Masana kimiyya sun fitar da wanzuwarsa daga girmanta da yawanta ta yadda tauraron ke haskakawa a duk lokacin da daya daga cikin taurari yazo tsakaninsa da Duniya.

A cikin ukun su -e, f, g- za a iya samun rai a cikin mazaunin tauraron da ke rayuwaWatau, inda yawan zafin jiki ya wadatar don akwai ruwa mai ruwa. Planets b, c, da d sun kusa kusa da tauraruwar, saboda haka watakila yayi zafi sosai, kuma duniyar h, wacce tafi nisa, tafi yuwuwar yin sanyi. Har yanzu, masana kimiyya ba sa yanke hukunci: Michaël Gillon na NASA ya ce »za'a iya samun ruwa a ɗayansu".

Wannan tsarin Hasken Rana mai ban mamaki yana da shekaru haske miliyan 40 daga Duniya, a cikin tauraron taurari Aquarius, kuma ita ce duniya f mafi kyawun ɗan takarar da zai ɗauki bakuncin rai. Yayi kamanceceniya da duniyar tamu kuma yakan dauki kwanaki tara yana zagaye tauraron sa. Don haka tunanin bai yi komai ba sai sama. Yaya zama kamar zama a can?

Amaury Triaud, marubucin marubucin binciken, daga Cambridge Institute of Astronomy (UK) ya ce "kasancewa can tsakar rana zai zama kamar faɗuwar rana. Zai yi kyau saboda kowane lokaci wata duniya zata ratsa ta sararin samaniya wacce zata ninka ta wata biyu girma». Koda kuwa hakane, shekara ta ƙasa zata ɗauki kwana tara, kuma tsarin hasken rana ne wanda zamu iya bayyana shi a matsayin "aljihu".

Tauraruwar Trappist-1 ita ce madaidaiciyar dwarf wacce ke da radius daidai da 12% na Rana da yanayin zafin jiki na kusan 2300ºC, idan aka kwatanta da 5500ºC don sarkin tauraronmu. Saboda wannan, yanayin zafin saman duniya watakila darajoji da yawa ƙasa da yadda muke a nan (14-15 ° C).

Duk da haka, ita kadai ce ke da isasshen taro don riƙe yanayi, wanda yake da mahimmanci ga rayuwa.

Idan kanaso ka kara sani, danna nan.