Master of Science [M.Sc] (Astronomy and Astrophysics)
at Indian Institute of Space Science and Technology - [IIST]
Accepted entrance exams
Fees
Fees at Indian Institute of Space Science and Technology for the Bachelor of Technology (B.Tech) in Aerospace Engineering program include several components. The tuition fee varies depending on income and category, with charges for income exceeding 5 lakhs per annum at Rs. 62,500 per semester, reduced to Rs. 20,850 for income between 1 and 5 lakhs, and waived entirely for incomes below 1 lakh or for SC/ST/PD categories. Total course fees are approximately 8 lakhs, potentially subject to future increases.
Additional fees comprise a one-time admission fee of Rs. 500, a development fee of Rs. 1,000, a refundable institute security deposit of Rs. 5,000, and semester-wise charges inclusive of a hostel establishment charge of Rs. 10,000, hostel rent of Rs. 6,000, and electricity and water charge of Rs. 750. Medical and insurance fees total Rs. 4,000, with library and examination fees at Rs. 2,000 and Rs. 1,000 respectively. There is a compulsory registration fee of Rs.
200. Additionally, mess charges are typically Rs. 15,000. Scholarships offering tuition refunds are available based on merit, income, and category criteria, with facilities for full tuition refunds for specific income brackets and GPAs.
About Master of Science [M.Sc] (Astronomy and Astrophysics)
The Master of Science (M.Sc.) in Astronomy and Astrophysics at the Indian Institute of Space Science and Technology (IIST), Thiruvananthapuram is a full-time, two-year (four-semester) postgraduate programme offered under the Department of Earth and Space Sciences. The programme is open to both dual degree students (from IIST's B.Tech + M.Sc. programme) and candidates seeking direct admission. The first year focuses on foundational courses in astrophysics along with hands-on training in astronomical observations and data analysis, while the second year is dedicated to a thesis project in an area related to astronomy and astrophysics. The total fees for the programme (including hostel) amount to approximately Rs. 2.75 lakh over two years. Admission is based on a valid GATE score (Physics), and the programme offers 6 seats. It is one of the very few M.Sc. programmes in Astronomy and Astrophysics in India offered at a premier space science institution with direct ISRO linkage, making it highly competitive and sought after.
As of April 2026, the 2025 batch admission cycle has been completed (classes began August 2025). The next admission cycle for the 2026 batch is expected to open around May 2026, based on the 2025 timeline. Candidates are advised to regularly check the official IIST PG admissions portal at https://admission.iist.ac.in for the 2026 notification.
Key Points
- One of the very few M.Sc. programmes in Astronomy and Astrophysics in India offered at a premier space science institution with direct ISRO linkage.
- Only 6 seats are available per year, making it one of the most competitive M.Sc. programmes in the country.
- The second year is entirely dedicated to a thesis project, which can be undertaken within IIST or in collaboration with ISRO or other R&D organizations.
- A valid GATE score in Physics (PH) is mandatory for admission; there is no separate entrance exam.
- The programme is also offered as a Dual Degree (B.Tech + M.Sc.) for IIST undergraduate students, with the M.Sc. component being the same.
- SC/ST/PwD students are exempted from payment of Tuition Fees.
- IIST PG students may be eligible for GATE scholarship (MHRD stipend) of Rs. 12,400 per month, subject to eligibility.
IIST M.Sc. Astronomy and Astrophysics Fees
The M.Sc. Astronomy and Astrophysics programme at IIST involves a semester fee of Rs. 40,450 per semester (tuition + other charges), plus hostel fees of Rs. 26,750 per semester. One-time fees of Rs. 10,000 are charged at the time of admission (including a refundable deposit of Rs. 5,000). The total cost for the first semester (including one-time fees) is Rs. 73,700, and from the second semester onwards, the per-semester cost is Rs. 67,200. The total fees over the 2-year programme (4 semesters, including hostel) amount to approximately Rs. 2,75,300.
Fee Breakdown
| Fee Component | Amount (Rs.) |
|---|---|
| Tuition Fee (per semester) | 35,000* |
| Computer Fee (per semester) | 750 |
| Internet Fee (per semester) | 250 |
| Library Fee (per semester) | 1,000 |
| Examination Fee (per semester) | 500 |
| Registration and Enrollment Fee (per semester) | 200 |
| Association and Cultural Fee (per semester) | 500 |
| Sports Facilitation Fee (per semester) | 250 |
| Medical and Insurance Fee (per semester) | 2,000 |
| Total Semester Fee (A) | 40,450 |
| Hostel Establishment Charges (per semester) | 5,000 |
| Hostel Rent (per semester) | 3,000 |
| Electricity and Water Charges (per semester) | 750 |
| Mess Advance for 6 months (per semester) | 18,000 |
| Total Hostel and Mess Fee (B) | 26,750 |
| Admission Fee (One-time, Non-Refundable) | 500 |
| Campus Development Fee (One-time) | 1,000 |
| Institute and Library Deposit (One-time, Refundable) | 5,000 |
| Alumni Fee (collected with final semester fee) | 500 |
| Convocation cum Degree Fee (collected with final semester fee) | 2,000 |
| Seminar/Thesis Fee (collected with final semester fee) | 1,000 |
| Total One-time Fees (C) | 10,000 |
| Grand Total - 1st Semester (A+B+C) | 73,700 |
| 2nd Semester Onwards (A+B) | 67,200 |
| Total Fees for 2 Years (4 Semesters) | 2,75,300 |
- *SC/ST/PwD students are exempted from payment of Tuition Fees (Rs. 35,000 per semester).
- Institute and Library Deposit of Rs. 5,000 is refundable at the time of leaving the institute.
- Alumni Fee (Rs. 500), Convocation cum Degree Fee (Rs. 2,000), and Seminar/Thesis Fee (Rs. 1,000) are collected with the final semester fee.
- Hostel accommodation is included in the fee structure above; it is not mandatory but is the standard arrangement for PG students.
- Fees are liable to change at the discretion of the institute.
- GATE scholarship (MHRD stipend) of Rs. 12,400 per month may be available to eligible students, which can offset a significant portion of the fees.
IIST M.Sc. Astronomy and Astrophysics Admission 2026
IIST conducts M.Sc. Astronomy and Astrophysics admissions once a year for the July/August session. Admission is based on a valid GATE score in Physics (PH). Candidates are shortlisted based on their GATE score and called for an interview. The 2025 admission cycle has been completed. The next cycle (2026) is expected to follow a similar timeline, with applications opening around May 2026.
Admission Dates
| Event | Tentative Date (2026) |
|---|---|
| Opening of online application portal | Mid-May 2026 |
| Closing of online application portal | Mid-June 2026 |
| Last date for payment of application fee | Mid-June 2026 |
| Display of shortlisted candidates for interview | Late June 2026 |
| Interview for candidates | Late June - Early July 2026 |
| Display of rank list after interview | Early July 2026 |
| Fee payment of first allotment | Early July 2026 |
| Reporting date at the institution | Early August 2026 |
| Classes begin | Early August 2026 |
| PG Admission closes | Mid-August 2026 |
GATE Exam Dates
| Exam | Event | Date |
|---|---|---|
| GATE 2026 (Physics - PH) | Registration Start | August 28, 2025 |
| GATE 2026 (Physics - PH) | Registration End | October 13, 2025 |
| GATE 2026 (Physics - PH) | Admit Card | January 13, 2026 |
| GATE 2026 (Physics - PH) | Exam Date | February 7, 8, 14, 15, 2026 |
| GATE 2026 (Physics - PH) | Result | March 19, 2026 |
The dates mentioned above are tentative and subject to change.
Eligibility Criteria
- Candidates must hold a Bachelor's degree (B.Sc./B.Tech. or equivalent) with a minimum of 60% aggregate marks (55% for SC/ST/PwD) in Physics or a related discipline.
- A valid GATE score in Physics (PH) is mandatory for admission.
- Candidates appearing in the final year of their qualifying degree are also eligible to apply, subject to producing the final marksheet/degree certificate at the time of admission.
Admission Process
- Apply online at https://admission.iist.ac.in within the application window.
- Upload GATE scorecard, qualifying degree marksheets, and other required documents.
- Candidates are shortlisted based on GATE score and called for an interview.
- Final selection is based on GATE score and interview performance.
- Selected candidates must pay the fee within the stipulated time to confirm admission.
- Reporting at the institution is in early August, with classes beginning shortly after.
IIST M.Sc. Astronomy and Astrophysics Scholarships 2026
IIST M.Sc. students with a valid GATE score may be eligible for the MHRD/AICTE PG scholarship (GATE stipend) of Rs. 12,400 per month, which is a significant financial support. Additionally, SC/ST/PwD students are exempted from tuition fees. The institute also provides merit-based and need-based support through various government schemes.
Scholarship Details
| Scholarship / Support | Amount | Eligibility |
|---|---|---|
| GATE Scholarship (MHRD/AICTE PG Stipend) | Rs. 12,400 per month | M.Sc. students with valid GATE score, as per AICTE norms |
| Tuition Fee Exemption | Rs. 35,000 per semester (Rs. 70,000 for 2 years) | SC/ST/PwD students |
| Institute and Library Deposit | Rs. 5,000 (Refundable) | All students (refunded at programme completion) |
- The GATE scholarship (Rs. 12,400/month) is subject to AICTE/MHRD norms and may not be applicable to all M.Sc. programmes; candidates should verify eligibility at the time of admission.
- No separate scholarship application is required for tuition fee exemption for SC/ST/PwD students; it is automatically applied.
- Students may also apply for state government scholarships, central government scholarships (NSP), and other external fellowships as applicable.
As mentioned, IIST Trivandrum offers admission to M.Sc Astronomy and Astrophysics program based on GATE marks. IIST Trivandrum GATE Cutoff 2026 marks is 455 for the General category. Further, GATE cutoff marks is 400 for OBC , 357 for SC , 378 for ST and 345 for EWS category. Check IIST Trivandrum Cutoff
IIST Trivandrum M.Sc Astronomy and Astrophysics Cutoff Year-wise Trends
The section below shows year-wise trends in IIST Trivandrum M.Sc Astronomy and Astrophysics Cutoff. According to year-wise trends, admission to the IIST Trivandrum M.Sc Astronomy and Astrophysics program in 2026 was closed at the 455 marks , whereas in 2025, the closing marks was 493 across all categories.
| Catgories | Cutoff marks 2026 | Cutoff marks 2025 |
|---|---|---|
| General | 455 | 424 |
| OBC | 400 | 348 |
| SC | 357 | 280 |
| ST | 378 | 261 |
| EWS | 345 | 358 |
IIST M.Sc. Astronomy and Astrophysics FAQs
Ques. Is GATE mandatory for M.Sc. Astronomy and Astrophysics at IIST? Which GATE paper should I appear for?
Ans. Yes, a valid GATE score is mandatory for admission to M.Sc. Astronomy and Astrophysics at IIST. Candidates must appear for GATE in Physics (PH paper). The GATE score must be valid at the time of application (GATE scores are valid for 3 years). For 2026 admission, a valid GATE 2024, 2025, or 2026 score in Physics is required.
Ques. How many seats are available for M.Sc. Astronomy and Astrophysics at IIST?
Ans. IIST offers only 6 seats per year for direct admission to M.Sc. Astronomy and Astrophysics. This makes it one of the most competitive M.Sc. programmes in India. Additionally, some seats are filled by IIST's own dual degree students (B.Tech + M.Sc.), so the number of seats available for direct external admission may be even fewer.
Ques. What is the minimum GATE score required for M.Sc. Astronomy and Astrophysics at IIST?
Ans. Based on previous years' data, the minimum GATE score (Physics) required for M.Sc. Astronomy and Astrophysics at IIST is approximately 350 for General/OBC/EWS candidates and around 315 for SC/ST/PwD candidates. However, these are indicative figures and may vary each year depending on the applicant pool. Candidates with higher GATE scores have a better chance of selection.
Ques. Can I do my thesis project at ISRO during the M.Sc. programme at IIST?
Ans. Yes. The second year of the M.Sc. programme is entirely dedicated to a thesis project. Students can undertake this project either within IIST or in collaboration with ISRO or other R&D organizations. Given IIST's direct linkage with ISRO, many students get the opportunity to work on ISRO-related research problems for their thesis, which is a significant advantage of this programme.
Ques. What career opportunities are available after M.Sc. Astronomy and Astrophysics from IIST?
Ans. Graduates of M.Sc. Astronomy and Astrophysics from IIST are well-positioned for careers in research (PhD programmes at IISc, IITs, TIFR, IUCAA, NCRA, and international universities), ISRO and other space agencies, and academia. The programme's strong research focus and ISRO linkage make it particularly valuable for students aspiring to careers in space science research.
Ques. Is hostel accommodation mandatory for M.Sc. students at IIST?
Ans. Hostel accommodation is available on campus for M.Sc. students and is included in the standard fee structure. While it is not strictly mandatory, most students opt for on-campus accommodation given the campus-based nature of the programme and the relatively affordable hostel fees (Rs. 26,750 per semester including mess advance). Students who choose to stay off-campus are not required to pay hostel fees.