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Physics Wallah strives to develop a comprehensive pedagogical structure for students, where they get a state-of-the-art learning experience with study material and resources. Apart from catering students preparing for JEE Mains and NEET, PW also provides study material for each state board like Uttar Pradesh, Bihar, and others
Who can take part in the National Space Science Olympiad?
Students from Class 4 to Class 10 can participate in the National Space Science Olympiad and explore the world of space science and astronomy.
What subjects are included in the National Space Science Olympiad?
The National Space Science Olympiad covers topics such as planets, stars, satellites, space technology, and India’s space missions.
How is the National Space Science Olympiad conducted?
The National Space Science Olympiad has two rounds. The first round is conducted online, and the final round is held offline.
Where can I register for the National Space Science Olympiad?
You can register for the National Space Science Olympiad on the official website before the deadline.
What is the format of the National Space Science Olympiad exam?
The National Space Science Olympiad includes multiple-choice questions (MCQs) based on the level of the student’s class.
National Space Science Olympiad (NSSO) 2025, Exam Date, Eligibility, Syllabus
National Space Science Olympiad (NSSO) is a fun space science exam for students. It helps them learn about planets, stars, satellites, and space missions through an easy two-round format.
Praveen Singh22 Jul, 2025
National Space Science Olympiad (NSSO) is a nationwide competition that encourages students to learn about space and astronomy. It helps young learners explore topics like planets, stars, satellites, and India’s space missions.
The exam is held in two stages: the first round is online, making it easy for students to participate from anywhere, and the final round is offline. If you want to take part, make sure to register by July 31, 2025.
National Space Science Olympiad Registration 2025– Last Date July 31
Students interested in space science and astronomy can now register for the National Space Science Olympiad (NSSO) 2025. The last date to complete the registration is July 31, 2025. The Olympiad offers a chance to explore fascinating topics like the solar system, rockets, ISRO missions, and space technology.
National Space Science Olympiad Exam Important Dates
Here are the important dates for the National Space Science Olympiad (NSSO) 2025. Make sure to keep track of the exam schedule and registration deadline.
National Space Science Olympiad Exam Important Dates
The National Space Science Olympiad (NSSO) is open to school students who are curious about space and want to learn more about science and astronomy. Students from Class 5 to Class 12 can take part in the Olympiad and are comes in National Space Science Olympiad Eligibility Criteria.
To keep it fair and easy students are grouped based on their class level:
Junior Category – Classes 5, 6, and 7
Senior Category – Classes 8, 9, and 10
Super Senior Category – Classes 11 and 12
You don’t need to be a topper or have any special background in science. If you’re interested in space and want to explore more, you’re eligible to register and take part!
National Space Science Olympiad (NSSO) Syllabus
The National Space Science Olympiad (NSSO) is designed to spark students' interest in astronomy and space science.
It is conducted in two stages Preliminary (Online) and Final (Offline)—and is divided into different categories based on school grades. Here’s a complete overview:
National Space Science Olympiad (NSSO) Syllabus
Category
Level
Topics Covered
Junior (Grades 5–7)
Preliminary (Online)
- Artificial Satellites & Orbits (LEO, MEO, GEO)
- Kepler’s Laws, Rocketry Basics
- Indian Space Program (ISRO, missions, satellites)
- Measuring the Cosmos (Parallax, Standard Candle)
- Stellar Physics (fusion, energy in stars)
- Stellar Evolution (life cycle of stars)
- Cosmology (Big Bang, CMB, dark matter/energy)
- Exoplanets & Space Exploration
Senior & Super Senior (Grades 8–12)
Preliminary (Online)
- Gravity & Orbits (Newton’s law, Kepler’s laws)
- Rocketry & Satellites
- Indian Space Program
- Observational Astronomy
- Earth-Moon System
Final (Offline)
- Telescopes & Observatories
- Measuring the Cosmos (including Redshift method)
- Stellar Physics & Solar Activity
- Stellar Evolution (with HR Diagram)
- Cosmology (universe structure, expansion)
- Exoplanets & Detection Methods
Why Should You Take National Space Science Olympiad?
Participating in NSSO gives you a chance to learn more about the amazing world of space science. It helps improve your problem-solving skills and encourages you to think critically about science. You also get to compete with students from all over India, which can boost your confidence and motivation.
Besides, top performers get awards, certificates, and sometimes exciting prizes related to astronomy and space.
How to Prepare for NSSO?
Preparing for the National Space Science Olympiad (NSSO) can be fun and exciting if you follow a smart plan. Here are a few tips to help you get started:
Study the NSSO syllabus carefully.
Read books and e-books on space science and astronomy.
Watch educational videos and documentaries about space.
Solve previous years’ question papers and sample tests.
Participate in workshops or webinars if available.
Talk to a counsellorHave doubts? Our support team will be happy to assist you!
