Hello Anyone who studied astrophysics, astronomy or aeronautical engineering remote sensing etc. Please i need your help how much does ESSSI , ESA or Entoto observatory pays , is it worth it to spend too many years studying this fields abroad, are you satisfied of the living condition which you are right now. Are there any societies or groups which I can join and decide whats best for me. I know its too much but pls help me . I am so confused right now.