The National Astronomy Challenge is open to all students in India & overseas. If your child's school isn't participating, you can register them directly and unlock the same opportunities, rewards, and recognition!
Watch this video to learn how schools can register, generate their dedicated link, and share with their students to register.
Eligible Students: Grade 4 to Grade 9No prior astronomy knowledge needed – just interest and passionOpen to all – students from any school, education board, or homeschoolersRequirements: A laptop with working mic and camera for the proctored Olympiad
If you apply directly and later your school decides to participate, your registration will be merged with the school’s.
Whether you participate directly or through your school, you will appear for only one exam, and your school will still be considered for evaluation.
WHAT HAPPENS AFTER YOU REGISTER?
STEP 1
Email sent to your registered ID
STEP 2
Login details shared instantly after registration.
STEP 3
NAC study material, quizzes, and comics.
STEP 4
Secure access on exam day.
STEP 5
National ranking and prize announcement.
NAC 2025 STUDY MATERIAL
Curated videos, space facts, and interactive quizzes
Grade-specific mock tests
Space comics for fun learning
Available instantly after registration
ENGAGEMENT ACTIVITIES
Monthly space quizzes & challenges
Live interactions with scientists
December 2025 special NAC participant activities
Online through SHL – the world’s largest secured assessment platform
Check our most common queries about NAC registration and participation.
Download the participation terms.
Our team is here to assist schools and parents.
Educational Partner
NAC Support Team is here to guide you.
Email: hello@nationalastronomy.org
Monday - Friday, 9:30 AM - 6 PM
