What can we learn about the earth from studying other planets?

Question

What can we learn about the earth from studying other planets?

Answer 1

Climatology.  The Earth is only one example.  But you can learn quite a bit by looking at Venus and Mars.  They provide ground truth for your computer simulations.

Check out the Dr. David Grinspoon podcast:

Answer 2

When we learn more about other planets about their looks, size, you try to find out that in what way our earth is better than it.

yes earth is better because it is the only planet that has life in it and other things that other planets don't have.

Only size doesn't consider to be a good planet

Answer 3

How it and the solar system were formed and what events have taken place since that time

Answer 4

As well as giving us information about the formation of the Earth, studying other planets helps predict the effects of human-made or natural disasters on our Earth.

We can also learn more about the atmosphere and greenhouse effect,  alterations of the biosphere, climate change, water supply and radiation.

Answer 5

we can know about the basic elements related to the formation of earth,because the formation of all the planets took place simultaneously&we can also predict the future of the earth,by knowing about the happenings on other planets as the "meso" civilisation do.