The History of Indian Astronomy

Aryabhata is credited with developing the concept of zero in the 5th century AD.

Jantar Mantar is an astronomical observatory built by Maharaja Jai Singh II in the 18th century AD.

Bhaskara II developed the theory of planetary motion known as the 'Bhavana-krama' in the 12th century AD.

Surya Siddhanta is an ancient Indian astronomical text that contains observations of eclipses, planetary positions, and other celestial phenomena.

Aryabhata proposed the idea of a heliocentric model of the solar system in the 5th century AD.

Astrolabe is an ancient Indian astronomical instrument used to measure the altitude of celestial objects.

Brahmagupta developed the theory of planetary motion known as the 'Graha-ganita' in the 7th century AD.

Brahma Siddhanta is an ancient Indian astronomical text that contains a detailed description of the constellations.

Bhaskara II developed the theory of planetary motion known as the 'Lilavati' in the 12th century AD.

Sundial is an ancient Indian astronomical instrument used to measure the time of day.

Aryabhata developed the theory of planetary motion known as the 'Siddhantas' in the 5th century AD.

Surya Siddhanta is an ancient Indian astronomical text that contains a detailed description of the planets.

Aryabhata developed the theory of planetary motion known as the 'Aryabhatiya' in the 5th century AD.

Quadrant is an ancient Indian astronomical instrument used to measure the distance between two celestial objects.

Varahamihira developed the theory of planetary motion known as the 'Pancasiddhantika' in the 6th century AD.