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We are ever grateful to the Govt of India and the Hon'ble PM for their unstinting support to the Olympiad programme in the Sciences and Mathematics. 🙏🏽

Behind the scenes! 🎥💫 A glimpse into the hard work and dedication that goes into preparing for the 18th IOAA 2025 in Mumbai. ✨ #behindthescences #hbcsetifr #ioaa2025 #astronomy #astrophysics

Think IOAA questions are easy? T12.1, IOAA2016 asked: AstroSat’s LAXPC detects X-rays from supernovae What minimum velocity shifts an X-ray line into a different detector channel? Our young stars calculate cosmic Doppler shifts—precision instrumentation,real data,real challenges!

From the first detection to the future of frontiers, gravitational waves have transformed how we understand the universe. Participants from 64 countries of the 18th #IOAA2025 will get an opportunity to hear Prof. Archana Pai at IIT Bombay 🗓️ 13 Aug 2025, 🕜 11:30 am.

As a part of the 18th #IOAA2025, Prof. Somak Raychaudhury, Vice-Chancellor, Ashoka University will engage with student participants from 64 countries at IIT Bombay on the fascinating quest to find black holes. 🗓️ 13th August, 2025, Wednesday 🕜 10: 00 am

The Curtain Raiser Press Meet for IOAA 2025 is under way — marking the start of an exciting journey of the prestigious event. 🎥💫✨ #ioaa2025 #hbcsetifr

Mumbai, Maharashtra: Prof. Aniket Sule, President, IOAA, says, "A ten-day event, the International Olympiad on Astronomy and Astrophysics, is taking place at Bara Dharik. This event features 288 students from 64 countries and 160 teachers participating. The students are all from

🌌 मुंबईत होणाऱ्या 18व्या आंतरराष्ट्रीय खगोलशास्त्र व खगोलभौतिकी ऑलिम्पियाड 2025 मध्ये 64 देशांतील 288 विद्यार्थी सहभागी होणार आहेत, अशी माहिती इंटरनॅशनल ऑलिम्पियाड ऑन अ‍ॅस्ट्रॉनॉमी अ‍ॅण्ड अ‍ॅस्ट्रोफिजिक्सचे अध्यक्ष प्रा. अनिकेत सुळे यांनी दिली. 🔴सविस्तर वृत्ताची लिंक 🔗:

Congratulations to the Indian team having won 4 Gold and 1 Silver at the 18th International Olympiad on Astronomy and Astrophysics #IOAA2025 held in Mumbai, Aug 11-21, 2025. 1/5

#IOAA2025 | १८ वे आंतरराष्ट्रीय खगोलशास्त्र व खगोलभौतिक ऑलिम्पियाड भारतात प्रथमच यशस्वी आयोजन 🚀#IOAA चे अध्यक्ष डॉ.अनिकेत सुळे यांच्यासोबत या यशस्वी आयोजनावर आणि खगोलशास्त्र-अंतराळ संशोधनातील प्रगतीवर विशेष चर्चा 🔗youtube.com/live/63N68-yqk… IOAA 2025 🇮🇳 Aniket Sule #IndiaSpace

Did a special episode about IOAA 2025 🇮🇳 on DD Sahyadri News | सह्याद्री बातम्या HBCSE DAE India International Olympiad on Astronomy & Astrophysics

Some special awards for best performance at the #IOAA2025 Closing Ceremony! L–R •Observational Round: Luca Pimenta, Brazil •Theoretical Round & Best Overall: Feodor Yevtushenko, USA •Best Overall (Female): Dorottya Elekes, Hungary •Data Analysis Round: Kento Kakutani, Japan

✨ Throwback to the grand opening ceremony of the 18th IOAA 🌍🔭 #18thioaa #astronomyolympiad #hbcsetifr

Calling all educators! Dive into the world of Physics & Astronomy with Olympiad Exposure Camps 2025 HBCSE. Get through lectures, tutorials & hands-on sessions designed to bring Olympiads to life! Physics: 10–14 Nov, Astronomy: 17–21 Nov. Last date: 23 Sep. Scan QR code now

Today, we are thrilled to share that several of our HBCSE colleagues were felicitated at the TIFR Founder’s Day event for their outstanding contributions to IOAA 2025!

Pritesh Ranadive received an individual Spot Achievement Award for his remarkable work across both academic and organizational dimensions of the IOAA2025 Olympiad held in Mumbai, Aug 11-21, 2025.

Here is a bunch of ancient astronomers complaining about administrative work load getting in the way of their observations. Some things never change 😉

Celebrating 10 years of #AstroSat - India's first multi wavelength astronomical observatory! Join us for an insightful talk by Prof. A.R. Rao on Nov 19 at VGK Auditorium, HBCSE. 📅 Date: 19 November 2025 🕔 Time: 17:00 - 18:00 hrs ▶️ Watch live on YouTube: youtube.com/live/8zt3uqvhd…

फिर मिलोगे कभी इस बात का वादा कर लो हम से एक और मुलाकात का वादा कर लो #RIP #DharmendraDeol

Explore the Sun, stars, & the science shaping our understanding of stellar evolution. Join us for M.S. Vardya Memorial Lecture 2025, featuring Prof. Sarbani Basu, TIFR alumna and a global leader in helio- & astero-seismology. 📅11 Dec 2025 | 5 pm 📍Homi Bhabha Auditorium, TIFR.