Free Astronomy Magazine May-June 2026 ARABIC VERSION

MAY-JUNE2026 different from what was predicted. When DES addedthe most recent data, that gap widened, but not yet to the point of certainty that the standard model of cos- mology is incorrect. The difference persisted even when DES combined their data with those of other experi- ments. Next,DESwillcombinethisworkwiththemostrecent constraintsfromotherdarkenergyexperimentstoin- vestigate alternative gravity and dark energy models. ﺗﺠﺎرب اﻟﻄﺎﻗﺔ ا ﻈﻠﻤـﺔ اﻷﺧـﺮى ﻟﺪراﺳـﺔ ﻧﻤـﺎذج ﺑﺪﻳﻠـﺔ ﻟﻠﺠﺎذﺑﻴـﺔ واﻟﻄﺎﻗﺔ ا ﻈﻠﻤﺔ واﺳﺘﻤﺮ ﻫﺬا اﻻﺧﺘﻼف ﺣﺘﻰ ﻋﻨﺪﻣﺎ دﻣﺠـﺖ ﺗﺠﺮﺑـﺔ اﻟﻄﺎﻗﺔ ا ﻈﻠﻤ ﺔ ﺑﻴﺎﻧﺎﺗﻬﺎ ﻣﻊ ﺑﻴﺎﻧﺎت ﺗﺠﺎرب أﺧﺮى وﰲ ﻫـﺬا اﻟﺴـﻴﺎق ﻳﺸ اﻟﺒﺎﺣﺜﻮن إﱃ أن ﻣﺜﻞ ﻫﺬه اﻟﻔﺮوﻗﺎت رﻏﻢ ﺻِﻐَﺮﻫﺎ اﻟﻈﺎﻫﺮي ﻗﺪ ﺗﺤﻤﻞ دﻻﻻت ﻋﻤﻴ ﻘـﺔ ﺣـﻮل ﻃﺒﻴﻌـﺔ اﻟﻜـﻮن وآﻟﻴـﺎت ﺗﻤـﺪده وﻣـﻊ اﺳﺘﻤﺮار ﺟﻤﻊ اﻟﺒﻴﺎﻧﺎت وﺗﺤﻠﻴﻠﻬﺎ ﻗﺪ ﻳﻜﺸﻒ ﻋﻦ أﻧﻤﺎط ﻏ ﻣﺘﻮﻗﻌـﺔ ﻛﻤﺎ أن ﺗﺤﺴ دﻗﺔ اﻟﻘﻴﺎﺳﺎت وﺗﻮﺳﻴﻊ ﻧﻄﺎق اﻟﺮﺻﺪ ﺳﻴﺴﺎﻫﻤﺎن ﰲ ﺗﻌﺰﻳﺰ ﻓﻬﻤﻨﺎ ﻟﻠﺘﺒﺎﻳﻨﺎت ا ﺮﺻﻮدة ﺑ اﻟﻨﻤﺎذج ا ﺨﺘﻠﻔﺔ . ﻋﻨﻘـﻮد اﻟﻄﻠﻘـﺔ ــﻮن ﺘ ﺘﺼـﺎدﻣﺎن أﺣــﺪﻫﻤﺎ ﻤـﺮﻋــ ﻣـﻦ ﻋﻨﻘــﻮدﻳﻦ ﻣﺠـﺮ اﻵﺧــﺮﻋﻠــﻰ ﻣﺴــﺎﻓﺔ ﺗ ﻠـﻎ ﺣــﻮاﻟﻲ 3,7 ــﺔ ﺎر ﻨــﺎ ــﺎرﺳــﻨﺔ ﺿــﻮﺋ ﺔ ﻓــﻲ ﻮﻛ ﻣﻠ . ﺗﻌﻤــﻞ ﻫــﺬﻩ ــﺔ ــﺪ اﻟﻤﺠﺮ ــﺔ ﻛﻌﺪﺳــﺎتﺟﺎذﺑ اﻟﻌﻨﺎﻗ ــﺚ ﺣ ﺗﻜــ ﺿــﻮء اﻟﻤﺠــﺮات ﻟـــ ا ﻓــﻲ إن . ﺨﻠﻔ ﺔ ﻫــﺬﻩ اﻟﻈــﺎﻫﺮة ــﺔ اﻟ ﻮﻧ ﺗﺠﻌـﻞ ﻣــﻦ ﻋﻨﻘــﻮد اﻟﺮﺻﺎﺻــﺔ دﻟــ ﻼً ﻗﺎ ﻃﻌﺎً ﺪﻋﻢ وﺟﻮد اﻟﻤﺎدة اﻟﻤﻈﻠﻤﺔ . [CTIO/NOIRLab/DOE/NSF/AURA. Image Processing: T.A. Rector (University of Alaska Anchorage/NSF NOIRLab) & M. Zamani (NSF NOIRLab)] - ﻣﺎﻳﻮ ﻳﻮﻧﻴﻮ 2 0 2 6