Hello Rahul,

Best Colleges for Astrophysics in Kolkata are listed below.

• Shibpur University
• Indira Gandhi National Open University in Kolkata
• Saha Institute of Nuclear Physics Kolkata, West Bengal
• Presidency College
• Raja Bazaar Science College

Best Colleges for Astrophysics in India.

1. Indian Institute of Astrophysics, Bangalore

2. Indian Institute of Technology, [IIT] Bombay

3. Tata institute of fundamental research, Mumbai

4. Indian Institute of Technology, Kharagpur

5. Indian Institute of Science, Bangalore

6. Fergusson College, Pune

Hope this information helped you.

Thank you!!

Some of the premier institute in India for Astrophysics (Most of this are for Masters and PhD level) are:

1.Indian Institute of Science, Bangalore

2.Institute of Fundamental Research, Tamil Nadu

3.jntu College of Engineering, Hyderabad

4.Astrophysics, Tata Institute of Fundamental Research, Pune.

5.Osmania University

6.Birla Institute of Technology & Sciences, Pilani

7.Institute of Fundamental Research, Tamil Nadu

8.Andhra University

9.Raman Research Institute, Bangalore

10.Birla Institute of Technology & Sciences, Pilani

11.Inter-University Centre for Astronomy and Astrophysics, Pune\

12.Andhra University

13.Indian Institute of Astrophysics, Bangalore.

To know about Astrophysics more you may visit the link provided below:

https://www.careers360.com/courses/astrophysics-course

I hope my answer helps. All the very best for your future endeavors!