Hi Goli,

If you are from GEN-EWS category, To get admission into Indian Institute of Space Science and Technology(IIST) you are required to get a rank between AIR 120 to AIR 150 in JEE Advanced 2020 Examination.

Refer here for more info - https://engineering.careers360.com/articles/iist-btech-cutoff#Previous-Years-IIST-BTech-Cutoff-for-admission

To know your other best admission possibilities of Institutes & branches in JOSSA & State counseling as per your percentile, You can use JEE Main College Predictor tool given below

https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

Feel free to ask doubts in the Comment Section.

I hope this information helps you.

Good Luck!