![]() ![]() Stars have been very important to people throughout the world and throughout time. Two constellations which are often easy to pick out in the night sky are the Big Dipper, which looks like a soup ladle (or in the UK it’s also called the Plough) and the three stars that for the belt of Orion the Hunter, with his bow and arrows held high. You can see examples of these groups on the printable Constellation Cards, which include Leo, a lion Taurus, a bull with two horns and the twins, Gemini. The shapes formed by the groups of stars looked like animals, people, and objects and were given names. People who have studied stars imagined the stars as dots being joined together by invisible lines to form patterns and pictures, like a connect the dots picture in the sky. ![]() The stars we see in our sky are grouped together in constellations. When we look at stars in the night sky, the Earth’s atmosphere, wind, and temperature makes it look like they twinkle. ![]() The hottest stars appear blue, moving through white, yellow, orange, red to brown as they cool. They vary in colour depending how hot they are. Stars are between 1 and 10 billion years old. After our sun, our nearest star is one called Proxima Centauri and it’s 39.9 trillion km away. There are over 200 billion stars in our Milky Way galaxy and the nearest one to us is our sun. This process creates light and heat, which is why we can see the sun and feel its warmth. They are mostly made of hydrogen and helium and it’s the burning of the hydrogen through a process called nuclear fusion that makes them very, very hot. Did you know our sun is a star? Let’s learn more about stars and how we group them together in constellations.Ī star is a huge ball of gas. On the first day of our Space Unit we learnt that we live in a solar system where Earth and the other planets all orbit our sun. ![]()
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