Hey,

Universities for B.Sc. in aestrophysics are:

• Osmania University, Hyderabad
• Andhra University, Vishakhapatnam
• Punjabi University, Punjab
• IIT Bombay, Mumbai
• Indian Institute of Science (IISc), Bangalore
• IIT Madras, Chennai
• IIT Delhi, New Delhi
• IIT Kanpur
• Tata Institute of Fundamental Research (TIFR), Mumbai
• Delhi University
• IIT Kharagpur
• Indian Institute of Space Science and Technology (IIST), Trivandum
• Indian Centre for Space Physics, Kolkata
• Savtribai Phule Pune University - Department of Atmospheric and Space Science, Pune
• Cochin Institute of Science and Technology - Department of Atmospheric Sciences, Cochin
• IISER, Bhopal
• IISER, Kolkata
• IISER, Pune

Some of the universities need you to appear for GATE and JEST examinations.

For abroad visit the below given site for more info:

https://www.hotcoursesabroad.com/india/training-degrees/international/astrophysics-courses/cgory/re.2-4/sin/ct/programs.html