• Life’s building blocks come from outer space

  • Galaxy reveals its gaseous content in two ways

  • Mystery blob shines because of embedded stars

  • ALMA provides clear view of star-in-the-making

Welcome to the ALMA website for kids!
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Life’s building blocks come from outer space

Life is based on carbon chemistry. Without carbon, there would be no plants, animals, or people. Because carbon is so important for biology, all molecules

Galaxy reveals its gaseous content in two ways

Stars are born from large clouds of cold gas. It’s called molecular gas, since it is composed not of single atoms, but of molecules like

Mystery blob shines because of embedded stars

ALMA has helped to solve a fifteen-year-old astronomical riddle. Observations with the 66-dish observatory have revealed the true nature of a huge mysterious object in

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What are millimeter waves?

If your ears are good, you can hear very high tones. Children’s ears are usually better than the ears of grown-ups. So you might be

Why are there 66 antennas?

Have you ever noticed that owls have big eyes? That’s because they live at night. During the dark, you need really big eyes to see

Why is ALMA so high?

ALMA is the highest observatory in the world. The Chajnantor Plateau, where the 66 ALMA antennas are located, is at five kilometers above sea level.