Indus-Hindu Civilization

presented astronomical and mathematical systems that look the earth to spin on its axis

he also propounded the __________ thus predating copernicus by almost one thousand years.

was the head of the astronomical observatory at uluain

the first indian go to the outer space

the _____ use a system of 27 or 28 nakshapras to calculate the month

the______ in jaipur is actually one of the six major observation built by the maharajah

ancient india was an early in metallurgy, as evidence by the wrought ________

an ancient instrument that measures the position of stars and solar system.