I want to be a scientist .i want to do research on space.i want to know wethere aerospace is only way to become scientist ? Please give me the information to become scientist in isro.ALSO I WOULD LIKE TO KNOW THE DIFFERENCE BETWEEN AEROSPACE AND AERONAUTICAL ENGG. AND IN INDIA WHICH ONE OF THE FOLLOWING HAS GOT A GREATER SCOPE..Is it good job for girls,is it a risky field?Kindly give me an answer