Hello

India aerospace is one of the fastest growing industries and it has good scope.After btech in aeronautical engineering, you can work with ISRO,NASA,DRDO,HAL,NAL etc...There are 205 aeronautical engineering colleges in india.Here is the list of aeronautical engineering entrance exam test.

JEE (Joint entrance exam) conducted the IITS

All india engineering/architecture entrance examination (AIEEE)

Delhi university combined entrance examination (CEE)

Hindusthan university entrance test (HITSEE)

The indian institute of aeronautics entrance exam (IIA)

SLIET Entrance test (SET)

IISAT Admission Test

SRM E ngineering entrance examination.

Here im providing the link to get more information about colleges.

https://engineering.careers360.com/list-of-aeronautical-engineering-colleges-in-india

Hope this information helps you.

All the best.