Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Cygnus X-1 (an taƙaita shi Cyg X-1) shine tushen X-ray na galactic a cikin ƙungiyar Cygnus, kuma farkon irin wannan tushen da aka yarda da shi ya zama ramin baki. An gano shi a cikin 1964 yayin jirgin roka kuma yana ɗaya daga cikin mafi ƙarfin tushen hasken X-ray da aka gani daga Duniya, yana samar da ƙarancin ƙarancin hasken X-ray na 2.3 × 10−23 Wm−2 Hz−1 (2.3 × 103 Jansky). Har ila yau yana cikin abubuwan da aka fi nazarin astronomical a cikin aji. Yanzu an kiyasta cewa abu mai kwakwalwa yana da nauyin kimanin sau 14.8 na taro na Sun kuma an nuna cewa yana da ƙananan ƙananan zama kowane irin tauraron da aka sani, ko wani abu mai yiwuwa banda rami mai duhu. Idan haka ne, radius na sararin samaniya yana da kilomita 300 "a matsayin iyaka ta sama zuwa layin layi na yankin tushen" na fashewar X-ray na lokaci-lokaci wanda ke ɗaukar kimanin 1 ms.Cygnus X-1 na cikin tsarin X-ray mai girma, wanda ke kusa da shekaru 6,070 daga Sun, wanda ya haɗa da tauraron mai canzawa mai suna HDE 226868 wanda yake kewaye da shi a kusan 0.2 AU, ko 20% na nesa daga Duniya zuwa Sun. Wani iska mai tauraro daga tauraron yana samar da kayan don faifan tarawa a kusa da tushen X-ray. Abubuwan da ke cikin faifai na ciki suna da zafi har zuwa miliyoyin digiri, suna haifar da hasken X da aka gani. Jets biyu, an shirya su a tsaye zuwa faifai, suna ɗaukar wani ɓangare na makamashin kayan da ke faɗuwa zuwa sararin samaniya. Wannan tsarin na iya kasancewa na ƙungiyar tauraron da ake kira Cygnus OB3, wanda ke nufin cewa Cygnus X-1 yana da kimanin shekaru miliyan biyar kuma an kafa shi daga tauraron da ke da nauyin hasken rana fiye da 40. Mafi yawan tauraron tauraron ya zubar, mafi mahimmanci a matsayin iska mai iska. Idan wannan tauraron ya fashe a matsayin supernova, ƙarfin da ya haifar zai iya fitar da ragowar daga tsarin. Saboda haka tauraron na iya maimakon ya rushe kai tsaye cikin ramin baki.Cygnus X-1 shine batun abokantaka na kimiyya tsakanin masana kimiyyar lissafi Stephen Hawking da Kip Thorne a 1974, tare da Hawking yin fare cewa ba rami ba ne. Ya yarda da fare a 1990 bayan bayanan lura...  Tambaya: Wace tushen radiation ce aka yi la'akari da rami baƙar fata na farko da aka gano?
Cygnus X-1