Hello student some of the best Aeronautical Engineering college in Tamil Nadu are as mentioned below -

1)SRM institute of science and technology, Chennai

2)Bannari Amman institute of technology Erode

3)PSG College of technology, coimbatore

4)college of engineering, Guindy

5)Raj laxmi engineering college Chennai.

Eligibility criteria vary from college to college in most of the college eligibility criteria is candidates must passed or appearing class 12 with physics chemistry and mathematics with minimum 60 percent marks from a recognized board.

Admission is through marks obtained in Jee main entrance examination. (Vary from college to college)

Feel free to comment if you have any doubt

Good luck