what is the best college in the usa for astronomy?
I'm not sure, but I'm guessing if yoo'h go to google and type in your keywords[college,astronomy,u.s.a.] it will give yoo'h a list of colleges then just do research and find the one that suits yoo'h, sorry I couldn't be more helpful
if would go to collegeboard.com. they have a lot of useful info and you can create an account and it will help you find a great college.