14 апр 628 г. - Indian astronomer Brahmagupta
Описание:
a follower of the heliocentric theory of the Solar System earlier developed by Aryabhata, recognizes gravity as a force of attraction in his "The Opening of the Universe" of 628, in which he describes a force of attraction between the Sun and the Earth.Добавлено на ленту времени:
Дата:
14 апр 628 г.
Сейчас
~ 1397 г назад
