Education and Career Forum

Hello sir I am Aarush Thakur i am in class 9 i have great interest in science and even astronomy i always read about space but i have a problem that how i can start my preparation from class 9 is there any astronomy paper or olympiad that would help me or i should buy astronomy books and read it and i am good in science and read lot of books of science i have a great will of becoming nasa astronaut first i want to join india space reasearch that is isro and than i want to join nasa and make my country proudplease send some advise so that i continue with my study and side by side i do preparation.
Please do answer me sir
Your obeidently
Aarush thakur