Scientists think Earth was formed at roughly the same time as the sun and other planets some 4.6 billion years ago when the solar system ... ... <看更多>

About the Talk:In this talk, the speaker presents 'Sources and Texts', discussing Indian advances in Astronomy from an ancient period all ... ... <看更多>

https://sites.google.com/view/india-astronomy-club-iac A group of amateur astronomers and learners. This group was created to spread awareness about... ... <看更多>