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3
I can't answer this question being a small piece of sand comparing to Universe but I think that everything happens for reason and Thanks to no matter who or what for creation this perfect world
3
astrophotography is my hobby, i like to collect photos of space objects and thaks for useful links, I am kinda newbie at it
3
Too many unclear facts concerning expanding Univerce, what force and conditions...doubtedly...
3
My advise - do not leave if the reason that study course is hard but you likr physics, leave only if you don't like physics as a discipline itself