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حقائق وغرائب >> عن الفضاء والكون
انفجارات شمسية متوقعة في 2025 تهدد الأقمار الصناعية
يمكن أن تزداد العواصف الشمسية مع وصول الشمس إلى مرحلة الذروة الشمسية الكهرومغناطيسية عام 2025.
انفجر جزء من الشمس يوم الجمعة في 17 فبراير/ شباط؛ ما تسبب في وميض ساطع (توهّج شمسي) لفترة وجيزة في الجانب الأيسر من شمسنا، وتمكّنت مركبة مرصد ديناميكا الشمس التابعة لناسا من التقاط صورة لهذا الحدث في صورة طيف الأشعة فوق البنفسجية. يقول عالم الفيزياء الشمسية ومدير مركز تكنولوجيا طقس الفضاء وبحوثه وتعليمه في جامعة كولورادو بولدر (Space Weather Technology, Research, and Education Center at the University of Colorado Boulder)، توماس برغر (Thomas Berger): "لم يكن هذا التوهج الشمسي الأكبر في التاريخ لكنه توهّج مهم من فئة إكس" (يشير الحرف إكس (X) إلى نظام تصنيف مستخدم لقياس شدة التوهج الشمسي…
تمت
عملية الاشتراك بنجاح
عذراً،
عذرا،أنت مشترك مسبقاً بالنشرة البريدية