2)Earth is a sphere (Isaiah.40:22).
3)We cannot live in any other plannet (Obadiah.1:4).
4)The inner core of the earth consists of fire(Job.28:5).
5)Each star differs from one another, although it looks alike from earth (I.corinth.15:41)
6)Suspension of earth in space (Job.26:7)
7)Formation of rain called the process of hydrology (Job.36:27-29).
These were explored by man for only about 300 years. But these are written in The Holy Bible about 3000 years ago.