What layer of the atmosphere do the International Space Station occurs?

Are hot air balloons the first flying machines to be invented? How do an artificial satellite help in Television transmission over a large area? Earth's period of revolution is 8766.15 hours How many times does earth rotate during one revolution around the sun? What is a group of billions of stars plus dust and gas that is bound together by gravity called? What is the name of the failed star? What is a nebular cluster? Use focal point in a sentence? What is it called when a meteor hits the earth and causes an impact? Do you use a dark or light color to make something in a picture look farther away? How big is Jupiters red spot? Where does the energy from the sun come from? Why does the Earth have 1 moon? WHO IS THE WORLDS YOUNGEST PERSON TO BUILD A SPACE ROCKET? A 10-pound weight and a 2-pound weight are dropped from the same height at the same time Which weight will hit the ground first? When the sun shines the weather is describes as? What colour eyes does richard wisker have? Where in Venice did Amy and dan find the tungsten clue? What makes the moon to glow at night? What is a bulkhead from a rocket made of? 10 fun facts about rainbows?