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The starry skies

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Keshav Reddy

on 7 December 2015

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Transcript of The starry skies

If you sit and watch the stars they seem to move.lets find out why:-
Moving stars
Star Patterns
There are many beautiful stars in the sky, amongst which, the brightest form pattens.These patterns are called
constellations .The stars may seem very close to each other, but are actually very far away from one another.The stars in a constellation appear to be in the same plane because we are viewing them from very, very, far away.
Through the year
Different constellations are seen at different times of the year ,due to the movement of the Earth.While the rotation of the Earth on its axis causes the nightly movement of the stars across the sky, the revolution is responsible for the fact that we can see different parts of the sky at different parts of the year.
The starry skies
We can explain the movements through the Earth’s
rotation and movement through its orbit. But stars also move around , like the Earth. So when we say that stars “move”, it could be because of the Earth, because of their own movements, or because of both!That we do not know.
Quick facts
The stars cannot be seen during the day time as the sun's light is too bright
The sun is the only known star in our galaxy which is not part of a constellation.
Earth moves from west to east , so the stars seem to be turning from east to West
We feel like the stars are moving east to West ,because the Earth is moving West to East
Avni revolves around Sunaina . Sunaina is the sun,
and Avni is the Earth . Aarushi will relate this to how different constellations are seen at different times of the year.

So why is there a different constellation every day? lets find out
Full transcript