Gravity of Earth - Wikipedia

I've always wondered: why are the stars, planets and moons round, when comets and asteroids aren't?

How does the Earth's gravity change with height? I know that it basically scales inverse with distance squared above the surface, but are there any explicit graphs on what it looks like

File:Acceleration-due-to-Gravity-on-Earth.png - Wikimedia Commons

Are gravitational forces exactly the same all over Earth or does it vary? - Quora

How could scientists determine the gravity constant, the earth's diameter, and the mass of the earth? - Quora

What is twenty-times the gravity of Earth? - Quora

How Strong is the Force of Gravity on Earth? - Universe Today

What name is given to the centre of gravity of the Earth-Moon system? - Quora

What zones of the Earth exert the most and the least gravity? - Quora

Gravity of Earth - Wikipedia

Earth's rotation - Wikipedia

It's official: Google shrinks the world! • The Register

Why does planet earth looks like a perfect sphere in NASA pictures? Is it possible for any object with below physical characteristics to be in perfect shape? - Quora

Flat Earth - Frequently Asked Questions - The Flat Earth Wiki

Solved H Gravity Traint en.wikipedia.org/wiki Lobachevsky