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Earth, Space and Beyond
Do you know how do stars form?
Stars are made of dust and gases (mainly hydrogen) in the galaxy
If the stars run out energy which is hydrogen, they will die.
Facts: The sun is the first of the Solar system. The size of the sun is about 109 earths! The temperature on the surface of the sun is 5500 degrees! The sun is mainly made of gases (hydrogen) The Sun's color is white, although from the surface of the Earth it may appear yellow because of atmospheric scattering.
The sun also can damage our health. For example: If you look straight to the sun, your eyes will get seriously damage by the sun. Also if you sun-bathing for very long time on the beach, your skin will get sun burn and get a skin cancer. The sun can be very dangerous as well.
The Solar System
The Earth is the unique planet in the solar system that have liquid - water. The Earth spin on its axis that's why we have seasons, day and night. The Earth has a 'partner' - Moon.
Click to see the clip of the science guy!
