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Historically, optical astronomy, which has been also called visible light astronomy, is the oldest form of astronomy. [58] Images of observations were originally drawn by hand. In the late 19th century and most of the 20th century, images were made using photographic equipment.
Indian astronomy refers to astronomy practiced in the Indian subcontinent. It has a long history stretching from pre-historic to modern times . Some of the earliest roots of Indian astronomy can be dated to the period of Indus Valley civilisation or earlier.
In Hindu astronomy, there was an older tradition of 28 Nakshatras which were used as celestial markers in the heavens. When these were mapped into equal divisions of the ecliptic, a division of 27 portions was adopted since that resulted in a clearer definition of each portion (i.e. segment) subtending 13° 20′ (as opposed to 12° 51 + 3 ⁄ 7 ′ in the case of 28 segments).
It offers to the public and students more than 100 astronomical projects dealing with various facts of astronomy, astro-physics, Space Science as well as myths concerning stars and planets. It has a capacity of 6800. Daily programs are conducted in English, Bengali and Hindi.
Muthuswami Dikshitar (1776–1835), a Carnatic music composer from southern India, composed the Navagraha Kritis in praise of the nine grahas. [3] Each song is a prayer to one of the nine planets.
Hindu cosmology is the description of the universe and its states of matter, cycles within time, physical structure, and effects on living entities according to Hindu texts.
Ahargana - The Astronomy of the Hindu Calendar Explains the various calendric elements of the Hindu calendar by means of astronomical simulations created using Stellarium. drikPanchang, an online Hindu almanac (IAST: pañcāṅga). Stellarium, the astronomy software that was used to create the animations featured in this article.
This glossary of astronomy is a list of definitions of terms and concepts relevant to astronomy and cosmology, their sub-disciplines, and related fields. Astronomy is concerned with the study of celestial objects and phenomena that originate outside the atmosphere of Earth. The field of astronomy features an extensive vocabulary and a ...