Answer: Uttarakhand
Notes: India’s first liquid-mirror telescope, the International Liquid Mirror Telescope (ILMT) has been set up on the campus of the Devasthal Observatory of the Aryabhatta Research Institute of Observational Sciences (ARIES) in Nainital, Uttarakhand. The telescope will observe asteroids, supernovae, space debris and all other celestial objects from an altitude of 2,450 metres in the Himalayas. It is the first liquid-telescope globally to be designed exclusively for astronomical purposes.
