Indian Astronomical Observatory

New astronomical facilities in Ladakh

The Union Budget 2026 has approved the establishment of the National Large Solar Telescope (NLST) and the National Large Optical–Near Infrared Telescope (NLOT), along with the upgrade of the Himalayan Chandra Telescope in Ladakh. Leveraging the region’s high altitude, dry atmosphere, and clear skies, these facilities will strengthen India’s capabilities in solar studies, space weather monitoring, exoplanet detection, and deep-space research. The projects will enhance indigenous technological expertise, provide greater access to Indian scientists, support major missions like Aditya-L1 and LIGO-India, and position India as a key global hub for advanced observational astronomy.

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HANLE DARK SKY RESERVE: PRESERVING HIMALAYAN SKIEW FOR FUTURE GENERATIONS

Hanle Dark Sky Reserve in Ladakh, India’s first such reserve, preserves one of the clearest night skies in the world. With minimal light pollution and Bortle-1 clarity, it supports astronomy, astrophotography, and research at the Indian Astronomical Observatory. The reserve boosts the local economy by training residents as Astronomy Ambassadors, promoting astro-tourism, and organizing annual star parties. Government initiatives like the Mini Planetarium and Astro-Globe aim to enhance visitor experience while ensuring sustainable development and cultural preservation.

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