Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Hanyar wucewa: Rana tana kusan rabin hanya ta hanyar babban tsari, lokacin da halayen haɗakar nukiliya a cikin zuciyarsa ya haɗu da hydrogen zuwa helium. Kowace dakika, fiye da tan miliyan hudu na kwayoyin halitta suna canzawa zuwa makamashi a cikin zuciyar Sun, samar da neutrinos da hasken rana. A wannan saurin, Rana ya zuwa yanzu ya canza kusan sau 100 na taro na Duniya zuwa makamashi, kusan 0.03% na jimlar yawan Rana. Rana za ta shafe kimanin shekaru biliyan 10 a matsayin babban tauraro. Rana tana zama mai zafi a hankali yayin lokacinta a kan babban jerin, saboda ƙwayoyin helium a cikin tsakiya suna ɗaukar ƙaramin girma fiye da ƙwayoyin hydrogen waɗanda aka haɗu. Saboda haka zuciyar tana raguwa, yana ba da damar yadudduka na waje na Sun su matsa kusa da cibiyar kuma su sami ƙarfin nauyi mai ƙarfi, bisa ga dokar da ta dace. Wannan karfi mai karfi yana kara matsa lamba a kan tsakiya, wanda aka tsayayya da shi ta hanyar karuwa a hankali a cikin saurin da haɗuwa ke faruwa. Wannan tsari yana hanzarta yayin da tsakiya ke zama a hankali. An kiyasta cewa rana ta zama 30% mafi haske a cikin shekaru biliyan 4.5 da suka gabata. A yanzu, yana ƙaruwa da haske da kusan 1% a kowace shekara miliyan 100.  Tambaya: A ina ne ake samar da neutrino?
Ƙungiyar rana