New posts in Planets

Why is Earth's gravity stronger at the poles?

Is it possible to prove that planets should be approximately spherical using the calculus of variations?

Toroidal Planets

Why does the Moon not revolve around the Sun directly?

Can a planet form before the parent star ignites?

How does one calculate where the "surface" of a gas-giant would be?

What keeps a gas giant from falling in on itself?

Why don't planets have Circular orbits?

What planets are visible to the naked eye from Mars?

How would gravity change on a planet rotating around itself very fast?