Astronomy Olympiads for School Students India 2026
Complete list of competitive Astronomy olympiads. Compare eligibility, fees, and pathways to pick the right one.
3 Olympiads ListedSorted by Difficulty
NSEANational
National Standard Examination in Astronomy (NSEA)
IAPT / HBCSE TIFR
Class 10–12 (DOB Jul 1 2006 – Jun 30 2011)
Reg: Aug–Sep
₹200
INAONational
Indian National Astronomy Olympiad (INAO)
HBCSE TIFR
NSEA qualifiers only
Reg: Auto–Auto
Free
IOAAInternational
International Olympiad on Astronomy and Astrophysics (IOAA)
IOAA / HBCSE India team
Top 4 from OCSC Astronomy — represent India
Reg: N/A–N/A
Free