Like a radio telescope, this Magic Window sees radio objects in the sky, then a computer converts that energy to colors in the visible part of the spectrum that we can see. Microwaves Credit: NASA/JPL-Caltech Microwaves are from about 1 millimeter (about the size of a sharp pencil point) to about 1 foot long. En seguida nos damos cuenta de que el cielo es de color azul. ¿Pero alguna vez te has preguntado por qué? Muchas otras personas inteligentes, también se lo han preguntado… ¡Y les ha tomado mucho tiempo averiguar cómo y por qué! La luz del Sol se ve blanca, pero en realidad está compuesta por todos los colores del arcoíris. Cuando la luz blanca pasa por un prisma, queda separada en. Turn an old CD into Saturn's rings. If you can find an unwanted CD or DVD, you can make your own jewel in the sky! Saturn is almost everybody's favorite alien planet. You can make a lovely model of Saturn and her rings. You can hang your model Saturn from the ceiling and watch it gracefully turn with the air currents. Or your Saturn will make a beautiful holiday decoration. For each Saturn. Oxygen gives off green and red light. Nitrogen glows blue and purple. These green bands of light in the winter sky above Alaska are an aurora borealis. This is the name for an aurora in the Northern Hemisphere. Credit: Sarah Histand Do other planets get auroras? They sure do! Auroras are not just something that happen on Earth. Answer your questions: What is the atmosphere? How much water is on Earth? Why is the sky blue? How far away is the Moon? Games Crafts The air molecules from Earth's atmosphere scatter out most of the blue light. The remaining light reflects onto the Moon's surface with a red glow, making the Moon appear red in the night sky. The name blood moon is also sometimes used for a Moon that appears reddish because of dust, smoke or haze in the sky. When you feel the wind on your face, see clouds in the sky, and watch a bird flap its wings in flight, you’re experiencing the troposphere. It’s a pretty nice layer to call home. Why Is the Sky Blue? The Short Answer: Sunlight reaches Earth's atmosphere and is scattered in all directions by all the gases and particles in the air. Blue light is scattered more than the other colors because it travels as shorter, smaller waves. This is why we see a blue sky most of the time. Why Are Planets Round? And how round are they? explore Why Is the Sky Blue? Learn the answer and impress your friends! explore Why Does the Moon Have Craters? It's not because the Moon gets hit by meteors more often. explore Why does Saturn have rings? And what are they made of? explore Why is sixteen so sweet? What kind of math would creatures with 16 fingers invent? explore Why did it take. Astronomy Clubs: Partner With NASA Learn about how your club can join NASA's Night Sky Network! Write your own zany adventure story! Write your own zany adventure story! play Printable Space Valentines Share these with your friends and family! do NASA Pumpkin Stencils Paint pumpkins with space and Earth science designs do Amazing Space.