We are learning to explain what stars and galaxies are .
1)The sun is 150 million km from the earth.
2)The sun is about 1.6 billion years old.
3)The sun spins around once every 27.4 days.
4)The surface of the sun is called photo-sphere.
5)The core of the sun is made of a gas called helium.
6)Sun spots are cooler areas which look like dark blotches
7)Around the sun is a layer of gas which is called the chromo-sphere
8)plumes of hot gas called prominences shoot thousands of kilometers.
9)the sun is fer to bright for our eyes. never look directly at it, even when wearing sunglasses
A star is giant glowing ball of gas. Stars a powered by nuclear reaction.