Free Astronomy Magazine March-April 2026 ARABIC VERSION

hisimagefromNASA’sHubbleSpaceTelescopeshowsafullviewoftheCircinusgalaxy,anearbyspiralgalaxyabout13millionlight-yearsaway.The insethighlightsaWebbclose-upofthegalaxy’score,whereinfraredobservationspiercethroughdusttorevealhotmaterialfeedingitscentralsuper- massive black hole. Webb’s image, made using the Aperture Masking Interferometer (AMI) tool on its NIRISS (Near-Infrared Imager and Slitless Spectro- graph) instrument, isolates hot dust in the immediate surroundings of the supe153,3%rmassive black hole, revealing that most of the infrared emission comesfromacompact,dustystructurefeedingtheblackholeratherthanfromoutflowingmaterial.IntheWebbimage,theinnerfaceofthetorusglows in infrared light, while the darker areas represent where the outer ring is blocking light. [NASA, ESA, CSA, Enrique Lopez-Rodriguez (University of South Carolina),DeepashriThatte(STScI);ImageProcessing:AlyssaPagan(STScI);Acknowledgment:NSF’sNOIRLab,CTIO] ﺗﻈﻬــﺮ ة ﻫــﺬﻩ اﻟﺼــﻮر اﻟﻤﻠﺘﻘﻄــﺔ ﺑﻮاﺳــﻄﺔ ﺗ ﻠﺴــ ﻮبﻫﺎﺑــﻞ اﻟﻔﻀــﺎﺋﻲ اﻟﺘـﺎﺑﻊ ﻟﻨﺎﺳــﺎ ﻣﻨﻈــﺮ اً ــﺎﻣﻼً ﻟﻤﺠــﺮة ﺳ ﺳـ ﻨﻮس وﻫــﻲﻣﺠــﺮة ــﺔ ﺗ ﻌــﺪ ﺣــﻮاﻟﻲ ــﺔ ﻗﺮ ﺣﻠﺰوﻧ 13 ﻣﻠﻴــﻮنﺳــﻨﺔ ﺿـﻮﺋ ﺔ . ﺗــ زاﻟﺼــﻮرة اﻟﻤ ﺪرﺟـﺔ ﻟﻘﻄـﺔ ﻣﻘﺮ ّـﺔ ﻣـﻦ ﺗﻠﺴـ ﻮبﺟـ ـﺎت اﻟﺮﺻـﺪ ﺎﻷﺷـﻌﺔ ﺗﺤـﺖ اﻟـ ـﺚ ﺗﺨـ ق ﻋﻤﻠ ـﺐ ﻟﻨـﻮاة اﻟﻤﺠــﺮة، ﺣ ﻤﺲو ـ ـﺎر ﻟﺘﻜﺸــ ﻤﺮاء اﻟﻐ ﺛﻘﺒﻬـﺎ اﻷﺳـﻮد ﻒﻋـﻦ ﻣـﺎدة ﺳـﺎﺧﻨﺔ ﺗُﻐـﺬ اﻟﻬﺎﺋـﻞ اﻟﻤﺮﻛـﺰي . ﺗﻈﻬــﺮ ﺻــﻮرة ﺗﻠﺴــ ﻮب ــﺐ و ــﺎس اﻟﺘــﺪاﺧﻞ اﻟﻤﻠﺘﻘﻄــﺔ ﺎﺳــﺘﺨﺪام أداة ﻣﻘ ﺑﺈﺧﻔــﺎء اﻟﻔﺘﺤــﺔ ) AMI ( ﻋﻠــﻰﺟﻬــﺎز ﻧــ س ) ــﺎس اﻟﺘﺼــﻮﻳﺮ ﺎﻷﺷــﻌﺔ ﺗﺤــﺖ اﻟــ ﻣﻘ ـ ــﺔ و ﻤﺮاء اﻟﻘﺮ اﻟ ــﺎف ﻤﻄ (ﺸــﻖ اﻟ ﻋــﺪ ﻢ ــﺎر ﻋــﺰل اﻟﻐ اﻟﺴـﺎﺧﻦ ﻓــﻲ اﻟﻤ ﺤــ ﻂ اﻟﻤ ﺎﺷــﺮﻟﻠﺜﻘــﺐ اﻷﺳــﻮد اﻟﻬﺎﺋـﻞ ﻣﺒ ﻨــﺔ أن ﻣﻌﻈــﻢ اﻧ ﻌﺎﺛـﺎت اﻷﺷــﻌﺔ ﺗﺤــﺖ اﻟــ ـ ﻤﺮا اﻟﺜﻘــﺐ اﻷﺳــﻮد ــﺔ ﻏ ﺎر ــﺔ ﻣ اﺻــﺔ ﺗﻐــﺬ ء ﺗـﺄﺗﻲ ﻣــﻦ ﻨ وﻟـ ﺲﻣــﻦ ﻣــﺎدة ﻣﺘﺪﻓﻘــﺔ . ﻓــﻲﺻــﻮرة ﺗﻠﺴـ ﻮب ــﺐ و ﺘـﻮﻫﺞ اﻟﺴـﻄﺢ اﻟـﺪاﺧﻠﻲ ﻟﻠﺤﻠﻘــﺔ ﻀـﻮء اﻷﺷــﻌﺔ ﺗﺤـﺖ اﻟــ ـ ﻤﺮاء ﺑ ﻨﻤـﺎ ﺗ ﺗﺤﺠــﺐ ﻓﻴﻬـﺎ اﻟــ ﻤﺜــﻞ اﻟﻤﻨـﺎﻃﻖ اﻟﺪاﻛﻨـﺔ اﻟﻤﻨــﺎﻃﻖ اﻟـ ـ ـ ﺤﻠﻘﺔ اﻟـ ﺨﺎرﺟ ﺔ ا ﻟﻀـﻮء . [NASA, ESA, CSA, Enrique Lopez-Rodriguez (University of SouthCarolina), Deepashri Thatte (STS I); Image Processing: Alyssa Pagan (STScI); Acknowledgment: NSF’s NOIRLab, CTIO]