how the earth was born?

how the earth was born?

Emily Lakdawalla‏ @elakdawalla 7h7 hours

Email I got last week: "Dear Emily, Can you help us, we have a wondering. We want to know how the earth was born. Did it come out of its Mummy's tummy? We have looked at space books and couldn't find the answer. I hope you can. From, The children at Charles Conder Preschool"