V. Radhakrishnan, an eminent Indian astronomer, made significant contributions to the classification of nebulae. His research helped establish a comprehensive system for categorizing these celestial objects based on their physical characteristics.

The Vainu Bappu Observatory, located in Kavalur, Tamil Nadu, India, houses a 2.3-meter telescope that has been instrumental in capturing remarkable images of the Orion Nebula. This telescope has enabled Indian astronomers to study the intricate details and structures within this iconic nebula.

T. P. Prabhu, a distinguished Indian astronomer, led the team that made the groundbreaking discovery of Herbig-Haro objects in the Orion Nebula. These objects are fascinating stellar jets associated with the formation of new stars.

Astrosat, India's first dedicated astronomy satellite, was launched in 2015. One of its primary objectives is to study the far-infrared emission from nebulae, providing valuable insights into the composition and evolution of these celestial structures.

Meghnad Saha, a renowned Indian astrophysicist, made significant contributions to the development of the 'Nebula Hypothesis'. His work on the ionization of atoms in stellar atmospheres provided crucial insights into the composition and structure of nebulae.

The Giant Metrewave Radio Telescope (GMRT), located near Pune, Maharashtra, India, is the world's largest steerable radio telescope. It has been instrumental in studying various astronomical objects, including nebulae, and has contributed to our understanding of their properties and evolution.

Govind Swarup, an eminent Indian radio astronomer, made significant contributions to the study of the Crab Nebula. His observations using the Ooty Radio Telescope provided valuable insights into the structure and emission mechanisms of this supernova remnant.

The Aryabhata Research Institute of Observational Sciences (ARIES), located in Nainital, Uttarakhand, India, houses the Himalayan Chandra Telescope. This telescope has been used to study various astronomical objects, including nebulae, and has contributed to our knowledge of their composition and dynamics.

V. Radhakrishnan, an eminent Indian astronomer, made significant contributions to the classification of planetary nebulae. His work helped establish a comprehensive system for categorizing these celestial objects based on their morphological characteristics.

The Vainu Bappu Observatory, located in Kavalur, Tamil Nadu, India, houses the Vainu Bappu Telescope. This telescope has been used to study various astronomical objects, including nebulae, and has contributed to our understanding of their properties and evolution.

T. P. Prabhu, a distinguished Indian astronomer, made significant contributions to the study of the Orion Nebula. His observations using the Vainu Bappu Telescope provided valuable insights into the structure and dynamics of this iconic nebula.

The Tata Institute of Fundamental Research (TIFR) Giant Meterwave Radio Telescope (GMRT) is located near Pune, Maharashtra, India. This facility houses the world's largest steerable radio telescope and has been used to study various astronomical objects, including nebulae, contributing to our understanding of their properties and evolution.

V. Radhakrishnan, an eminent Indian astronomer, made significant contributions to the classification of emission-line nebulae. His work helped establish a comprehensive system for categorizing these celestial objects based on their spectral characteristics.

The Aryabhata Research Institute of Observational Sciences (ARIES), located in Nainital, Uttarakhand, India, houses the Himalayan Chandra Telescope. This telescope has been used to study various astronomical objects, including nebulae, and has contributed to our knowledge of their composition and dynamics.