The Himalayan Chandra Telescope (HCT) is the largest optical telescope in India, located at an altitude of 4,500 meters in the Himalayas.

The Giant Metrewave Radio Telescope (GMRT) is primarily used for observing radio waves from distant galaxies and other celestial objects.

The Tata Institute of Fundamental Research (TIFR) in Mumbai has a dedicated facility for studying cosmic rays, known as the Cosmic Ray Laboratory.

The Aryabhata Research Institute of Observational Sciences (ARIES) in Nainital primarily focuses on solar physics, studying the Sun's activity and its impact on Earth.

India is part of the international collaboration for gravitational wave detection, and LIGO-India is the Indian arm of the Laser Interferometer Gravitational-Wave Observatory (LIGO).

The Vainu Bappu Observatory (VBO) in Kavalur, Tamil Nadu, is primarily used for observing faint objects in the night sky, such as distant galaxies and nebulae.

The National Centre for Radio Astrophysics (NCRA) in Pune has made significant contributions to understanding dark matter through its radio astronomy observations.

The Inter-University Centre for Astronomy and Astrophysics (IUCAA) in Pune primarily focuses on theoretical astrophysics, studying the fundamental laws and processes governing the universe.

The Physical Research Laboratory (PRL) in Ahmedabad has made significant contributions to the study of dark energy through its observational and theoretical research.

The Indian Institute of Astrophysics (IIA) in Bangalore covers a wide range of astrophysical research areas, including solar physics, planetary science, astrobiology, dark matter, and dark energy.

The Aryabhata Research Institute of Observational Sciences (ARIES) in Nainital has made significant contributions to understanding the cosmic microwave background radiation through its observational studies.

The National Centre for Radio Astrophysics (NCRA) in Pune primarily focuses on radio astronomy, studying the universe through radio waves.

The Indian Institute of Astrophysics (IIA) in Bangalore has made significant contributions to understanding exoplanets through its observational and theoretical research.

The Physical Research Laboratory (PRL) in Ahmedabad primarily focuses on space physics, studying the Earth's atmosphere, ionosphere, and magnetosphere.

The Aryabhata Research Institute of Observational Sciences (ARIES) in Nainital has made significant contributions to understanding the Sun's activity through its observational studies.