solar system

Solar System

February 18, 2020 admin 0

Our solar system is one of over 500 known solar systems in the entire Milky Way galaxy. The solar system came into being about 4.5 […]

black hole

What is a black hole ?

February 17, 2020 admin 0

A black hole is a star from which nothing can escape. No matter, no light! … The gravitational force keeps us on the surface of […]

volcan

The Volcano

February 17, 2020 admin 0

We can compare the structure of the Earth to that of a peach with a large nucleus. The very thin skin is the surface on […]