which nit is the aerospace course?
None of NIT provides aerospace engineering,
But here is the list of some college that provide.
Indian Institute of Technology Madras
Indian Institute of Technology Bombay
Indian Institute of Technology Kharagpur
Indian Institute of Technology, Kanpur
SRM University, Chennai
No NIT has Aerospace Engineering Course currently. However 2 of the Best GFTIs, PEC Chandigarh and IIEST Shibpur have Aerospace Engineering Courses.
However, for better prospects, you must prepare well for JEE Advanced and secure your seat in some of the Top IITs like Bombay, Kanpur, Kharagpur, Madras for Aerospace or at Institutes like IIST Trivandrum, which is by far the best Aerospace/Avionics/Aeronautical Engineering College today, mentored by ISRO.
You may even pursue B.Tech in Mechanical Engineering from some of the NITs, followed by Postgraduate in Aerospace Engineering from some of the Top IITs or IISc Bangalore for better career scope and placement prospects.
For more information about Aerospace Engineering Colleges do follow the link below
https://engineering.careers360.com/colleges/list-of-aerospace-engineering-colleges-in-india