This diagram offers a hint at one of ... What you see above is a depiction of his proposed Tychonian system, in which the sun still orbits the Earth but the other planets orbit the sun.

and the bad news is that we can't draw an accurate diagram as an aid to understanding. The whole problem is that, on the scale of the solar system, the Earth and moon are so close together that ...

In this diagram, the red lines represent the edges of the tectonic plates that make up the Earth's crust. For example, iron is mined from the Earth's crust in quarries. It is a finite resource ...

Why should I stop talking about the Earth-moon-Sun system? There really is no reason ... vector from the Sun to the Earth (called se in the diagram), Sun to moon and Earth to moon.

Scientists believe Earth may have briefly lost protection from the sun around two million years ago, left to endure the extreme environment of interstellar space as the solar system passed through ...