A cikin wannan samfurin, Tsarin Solar ya samo asali ne daga babban girgije mai juyawa na ƙurar interstellar da iskar gas da ake kira solar nebula. Ya fara ne daga hydrogen da helium da aka kirkira jim kaɗan bayan Babban Bang 13.8 Ga (billiyan shekaru da suka wuce) da kuma abubuwa masu nauyi da supernovae suka fitar. Kimanin 4.5 Ga, nebula ya fara raguwa wanda wataƙila an haifar da igiyar girgizar daga wani supernova da ke kusa. Wani igiyar girgizar kuma zai sa nebula ya juya. Yayin da girgizar ta fara hanzarta, lokacinsa na angular, nauyi, da hasken rana sun daidaita shi zuwa faifai na protoplanetary perpendicular to its rotation.
hydrogen da helium