Term 1- Information Report- Stars

 Stars

Did you know that there are two hundred billion trillion stars in the universe? It’s true! Also, stars can collapse into black holes. There are five different colours that stars can be: red, orange, yellow, white and blue. In this report, you will find out information about what stars look like up close, what stars are made of, and why blue stars are blue.

What do stars look like up close?

Up close, stars look like big balls of bright, glowing fire. They look like suns. In fact, they are suns! Some stars, or suns, are blue! Most stars are bigger than our sun. Our sun is a star.What are stars made out of?

Stars are giant balls of burning gas. They are mostly made of hydrogen, but they also contain some other elements, too. The other elements include; oxygen, nitrogen, carbon and helium. Stars are 70% hydrogen and 28% helium. White dwarfs are made primarily of hydrogen and helium.

                 What makes blue stars blue?

Blue stars are blue because they’re very hot. It might sound wrong, but it’s right. Blue stars are hotter because blue light carries more energy than red light, so it needs a hotter radiation source to produce it. Rigel is a blue supergiant star.

Now you know a lot about stars. You know what stars look like up close, what stars are made of, and you learnt why blue stars are blue. If you want to know more information about this specific topic, you can search on NASA.gov.