How was earths atmosphere initially formed?

What is the best prediction about the weather from this information? What is the modern day connection of Zeus? Was the first man on the moon American? How many types of wind vanes are there? Who developed the first hot air balloon? What does the acronym UAS stand for? When was Telus World of Science - Edmonton - created? What defines outer space? When was the last rocket sent to the moon? What Clouds that are white and ferthery are called? What two elements make up the sun almost in entirely? sunspot cycle lasts about how many years? What equipment was used on ernest expedition? What is mercury's size compared to other planets? What are facts about the constellation Andromeda? Is a loop of relatively cool gas that extends above the photosphere? Why does Phaethon go to Apollos palace? Did the Saturn V use the same fuel as the space shuttle? Can a tornado blow away a foundation? What planets spin differently?