[custom_adv]
in the past, astronomy included disciplines as diverse as astrometry, celestial navigation, observational astronomy, and the making of calendars. Nowadays, professional astronomy is often said to be the same as astrophysics.
Check Also
Spectacular photos of the room, house, and village where Amir Kabir was born!
Mirza Mohammad Taqi Khan Farahani, better known by his honorific title Amir Kabir, stands among …