Free Astronomy Magazine September-October 2026 ARABIC VERSION

SEPTEMBER-OCTOBER2026 NSF–DOE Rubin Observatory is open- ing a new window on the Universe.Itisembarkingonamissionth atwill redefinemoderncosmologyandas- trophysics,” says Darío Gil, Under SecretaryforScienceattheU.S.De- partmentofEnergy. “Withitsworld- classdesignandtools,RubinOb- servatorywillcapturethedynamic nature of our cosmos and reveal unimagined insights into our Uni- verse’sbiggestmysteries,fromour ownSolarSystemtotheverystruc- tureoftheUniverse.Byseekingto understandtheenigmaticphenom- enaofdarkenergyanddarkmatter, wearenotjustobservingthestars; wearestrivingtograspthefunda- mental laws that govern our exis- tence.” “It is amazing and humbling to be here at this time and place as we starttheLegacySurveyofSpaceand Time,aftermorethantwodecades ofincredibleworkbyourdedicated team,” says Bob Blum, Director of RubinObservatoryatNSFNOIRLab. “RubinObservatoryisforeveryone; theLSSTwillchangehowwedoas- tronomyandastrophysics,allowing researchers anywhere to participate in cutting-edge science.” “It’s taken 20 years of hard science, engineering, and more to get to the point where we can call ‘action’ as we start rolling on this blockbuster movie of the Universe,” says Phil Marshall, Deputy Director of Rubin Operations for SLAC. “Millions of alerts in just the last couple of months show that Rubin is up and running as a discovery machine.Now we’re putting it all together.” “The decision to officially begin the LSSTwasmadeafteraperiodofsys-tem optimization and a careful op- erational review of technical read- iness,datasystemperformance,and scientificvalidation,” saysŽeljko Ivezi ć ,HeadofLSST.Importantfac- torsthatplayedaroleinthisdeci- ﻣﺠﻠﺔ FreeAstronomy ﺎﻟﻌﺮ ﺔ ﺗﻌﺮﻳﻒ ﻋﻠـﻢ اﻟﻜ ﻮﻧﻴـﺎت واﻟﻔﻴﺰﻳـﺎء اﻟﻔﻠ ﻜﻴـﺔ اﻟﺤﺪﻳﺜﺔ «. »: وأﺿﺎف ﺑﻔﻀﻞ ﺗﺼﻤ ﻴﻤﻪ وأدواﺗﻪ ذات ا ﺴﺘﻮى اﻟﻌﺎ ﻲ ﺳ ﺻﺪ ﻣﺮﺻﺪ ر وﺑـ اﻟﻄﺒﻴﻌﺔ اﻟﺪﻳﻨﺎﻣﻴﻜﻴﺔ ﻟﻜﻮﻧﻨﺎ وﺳﻴﻜﺸﻒ ﻋـﻦ رؤى ﻟﻢ ﻳﻜﻦ ﻣﻦ ا ﻤ ﻜﻦ ﺗﺨﻴﻠﻬﺎ ﺑﺸـﺄن أﻛـﱪ أﻟﻐﺎز اﻟﻜﻮن ﺑﺪء اً ﻣﻦ ﻧﻈﺎﻣﻨﺎ اﻟﺸﻤﴘ وﺻﻮﻻً إﱃ اﻟﺒﻨﻴﺔ ذاﺗﻬﺎ ﻟﻠﻜﻮن وﻣﻦ ﺧـﻼل ﺳـﻌﻴﻨﺎ إﱃ ﻓﻬﻢ ﻇﺎﻫﺮﺗﻲ اﻟﻄﺎﻗﺔ ا ﻈﻠﻤﺔ وا ﺎدة ا ﻈﻠﻤﺔ اﻟﻐﺎﻣﻀﺘ ﻓﺈﻧﻨﺎ ﻻ ﻧﻜﺘﻔﻲ ﺑﺮﺻﺪ اﻟﻨﺠﻮم ﺑﻞ ﻧﺴﻌﻰ إﱃ ﻓﻬﻢ اﻟﻘﻮاﻧ اﻷﺳﺎﺳﻴﺔ ا ﻟﺘﻲ ﺗﺤﻜﻢ .« وﺟﻮدﻧﺎ ﻗﺎل ﺑﻮب ﺑﻠﻮم ﻣﺪﻳﺮ ﻣﺮﺻﺪ روﺑـ ﰲ ﻣﺨﺘﱪ ﻧﻮﻳﺮﻻب :» إﻧﻪ ﻷﻣﺮ ﻣﺪﻫﺶ و ﻳ ﺒﻌـﺚ ﻋﲆ اﻟﺘﻮاﺿﻊ أن ﻧﻜﻮن ﻫﻨـﺎ ﰲ ﻫـﺬا اﻟﺰﻣـﺎن وا ﻜﺎن وﻧﺤﻦ ﻧ ﺒﺪأ ا ﺴﺢ ا ﺘـﻮراث ﻟﻠﻔ ﻀـﺎء واﻟﺰﻣﻦ ﺑﻌﺪ أﻛﺜـﺮ ﻣـﻦ ﻋﻘـﺪﻳﻦ ﻣـﻦ اﻟﻌﻤـﻞ اﻻﺳﺘﺜﻨﺎﺋﻲ اﻟـﺬي أﻧﺠـﺰه ﻓﺮﻳﻘﻨـﺎ ا ﺘﻔـﺎﻧﻲ . ﻣﺮﺻﺪ روﺑ ﻫﻮ ﻟﻠﺠﻤﻴـﻊ وﺳـﻴﻐ ا ﺴـﺢ ا ﺘـﻮراث ﻟﻠﻔﻀــﺎء واﻟـﺰﻣﻦ اﻟﻄﺮﻳﻘـﺔ اﻟﺘـﻲ ﻧﻤﺎرس ﺑﻬﺎ ﻋﻠﻢ اﻟﻔﻠﻚ واﻟﻔﻴﺰﻳﺎء اﻟﻔﻠﻜﻴـﺔ إذ ﺳﻴﺘﻴﺢ ﻟﻠﺒـﺎﺣﺜ ﰲ أي ﻣﻜـﺎن ا ﺸـﺎرﻛﺔ ﰲ أﺑﺤﺎث ﻋﻠﻤﻴﺔ ﻣﺘﻘﺪﻣﺔ . « ﻗﺎل ﻓﻴﻞ ﻣﺎرﺷﺎل ﻧﺎﺋﺐ ﻣﺪﻳﺮ ﻋﻤﻠﻴﺎت ﻣﺮﺻـﺪ روﺑ ﰲ ﻣﺨﺘﱪ »: "ﺳﻼك " اﺳﺘﻐﺮق اﻟﻮﺻﻮل إﱃ ﻫﺬه ا ﺮﺣﻠﺔ ﻋ ـ ﺎً ﴩﻳﻦ ﻋﺎﻣـ ﻣـﻦ اﻟﻌﻤـﻞ اﻟﻌﻠﻤﻲ واﻟﻬﻨﺪﳼ وأﻛﺜﺮ ﻣﻦ ذﻟﻚ ﺣﺘﻰ أﺻﺒﺢ ﺑﺈﻣﻜﺎﻧﻨﺎ أن ﻧﻌﻠﻦ "ﺑﺪأ إ" ﻣﻊ ﺑﺪء ﺗﺼﻮﻳﺮ ﻫﺬا اﻟﻔﻴﻠﻢ اﻟﻜﻮﻧﻲ اﻟﻀﺨﻢ . ﻟ ﻘﺪ أﻇﻬﺮت ﻣﻼﻳ اﻟﺘﻨﺒﻴﻬﺎت اﻟﺘـﻲ ﺻـﺪرت ﺧﻼل اﻟﺸﻬﺮﻳﻦ ا ﺎﺿـﻴ ﻓﻘـﻂ أن ﻣﺮﺻـﺪ روﺑ ﻳﻌﻤﻞ ﺑﺎﻟﻔﻌﻞ ﻛﺂﻟﺔ ﻟﻼﻛﺘﺸﺎﻓﺎت . واﻵن ﻧﺠﻤﻊ ﺟﻤﻴﻊ ﻫﺬه اﻟﻌ ﻨﺎﴏﻣﻌﺎً «. ﻗـﺎل ﺟﻴﻠﻜــﻮ إﻳﻔﻴـﺰﻳﺘﺶ رﺋـﻴﺲ ﻣـ ﴩوع ـ اﻟﺰﻣﺎن وا ﻜﺎن :» اﺗ ﱡ ﺨﺬ ﻗﺮار اﻟﺒـﺪء اﻟﺮﺳـﻤﻲ ﻟﻠﻤﺴﺢ ا ﺘﻮراث ﻟﻠﻔﻀﺎء واﻟﺰﻣﻦ ﺑﻌﺪ ﻓﱰة ﻣﻦ ﺗﺤﺴــ أداء اﻷﻧﻈﻤــﺔ وإﺟــﺮاء ﻣﺮاﺟﻌــﺔ ﺗﺸـﻐﻴﻠﻴﺔ دﻗﻴﻘـﺔ ﻟﻠ ﺠﺎﻫﺰﻳـﺔ اﻟﺘﻘﻨﻴـﺔ وأداء ﻧﻈﺎم اﻟﺒﻴﺎﻧﺎت، واﻟﺘﺤﻘﻖ اﻟﻌﻠﻤـﻲ . « وأوﺿـﺢ أن اﻟﻌﻮاﻣﻞ ا ﻬﻤﺔ اﻟﺘﻲ أﺳﻬﻤﺖ ﰲ اﺗﺨﺎذ ﻫﺬا ﻧﻈﺎم اﻟﺒﻴﺎﻧﺎت واﻟﺘﺤﻘﻖ اﻟﻌﻠﻤﻲ « وأوﺿﺢ أن اﻟﻌﻮاﻣﻞ ا ﻬﻤﺔ اﻟﺘﻲ أﺳـﻬﻤﺖ ﰲ ا ﺗﺨـﺎذ ﻫـﺬا اﻟﻘﺮار ﺷﻤﻠﺖ ﺟﻮدة اﻟﺼﻮر وﴎﻋـﺔ ﺗﻨﻔﻴـﺬ ا ﺴﺢ وﻣﺪة ﺗﺸـﻐﻴﻞ اﻷﻧﻈﻤـﺔ واﻋﺘﻤﺎدﻳﺘﻬـﺎ ودﻗﺔ ا ﻌﺎﻳﺮة . وﻳﺠﻤﻊ اﻟﺘﺼﻤﻴﻢ اﻟﻔﺮﻳﺪ ﺮﺻﺪ روﺑ ﺑ ﻗﺪرة ﻫﺎﺋﻠـﺔ ﻋـﲆ ﺟﻤـﻊ اﻟﻀـﻮء، ودﻗﺔ ا ﻌﺎﻳﺮة وﻳﺠﻤﻊ اﻟﺘﺼﻤﻴﻢ اﻟﻔﺮﻳﺪ ﺮﺻﺪ روﺑ ﺑ ﻗﺪ رة ﻫﺎﺋﻠـﺔ ﻋـﲆ ﺟﻤـﻊ اﻟﻀـﻮء واﻟﻘﺪرة ﻋﲆ اﻟﺘﺤﺮك ﺑـ ﴪ ـ ﻋﺔ ﻋـﱪ اﻟﺴـﻤﺎء وﻣﺠﺎل رؤﻳﺔ واﺳﻊ وﺗﻠﺘﻘﻂ ﻛﺎﻣ ﺗﻪ اﻟﺒﺎﻟﻐﺔ دﻗﺘﻬﺎ ٣٢٠٠ ﻣﻴﺠﺎﺑﻜﺴﻞ ــ وﻫﻲ أﻛﱪ ﻛﺎﻣ ا رﻗﻤﻴﺔ ﰲ اﻟﻌـﺎﻟﻢ ـــ ﺻـﻮرة ﺟﺪﻳـﺪة ﻋﺎﻟﻴـﺔ ﺗﻘﺪم ﻫﺬﻩ اﻟﺮﺳﻮم اﻟﺒ ﺎﻧ ﺔ ﻧﻈﺮة ﻋﺎﻣﺔ ﻋﻠـﻰ ﻣﺸــﺮوع اﻟﻤﺴــﺢ اﻟ اﺛـــﻲ ــﺎن اﻟـــﺬ ﻟﻠﺰﻣــﺎن واﻟﻤ ﺳــ ﻤﺘﺪ ﻟﻌﺸــﺮﺳــﻨﻮات وﻫــﻮ ﺗــﺎﺑﻊ ﻟﻤﺮﺻــﺪ روﺑــ ــــــــــﺔ ووزارة اﻟﺘــــــــــﺎﺑﻊ ﻟﻤﺆﺳﺴــــــــــﺔ اﻟﻌﻠــــــــــﻮم اﻟﻮﻃﻨ اﻟﻄﺎﻗﺔ اﻷﻣﺮ ﻜ ﺔ وﻫﻮ اﺳﺘﻜﺸﺎفﺟﺪ ﺪ وﻫﺎم ﻟﺴﻤﺎء اﻟﻠﻴﻞ ﺳ ُﻐّ ﻓﻬﻤﻨﺎ ﻟﻠ ﻮن . [NSF–DOE Vera C. Rubin Observatory/NOIRLab/SLAC/AURA] - ﺳﺒﺘﻤﺒﺮ ﺃﻛﺘﻮﺑﺮ 2 0 2 6