24 Interesting Astronomy Fact
 1 . The sun has about 4.5 billion years old and produces 383 billion trillion kilowatts of energy .
 
 2 . Sunlight takes 8 minutes to reach the earth and are responsible for the dynamics of ocean currents  and weather patterns on earth .
 3 . Earth orbits the sun in an elliptical orbit , making the distance between the Earth and the Sun varies in a year .
 4 . The size of the sun is actually just average compared to other stars , but still accounted for 98% of the total matter in our solar system .
 5 . The solar wind is able to achieve distances of up to 50AU . One AU is equivalent to the distance from the earth to the sun . 
6 . Lightning is happening in the sky has a temperature of nearly 3 times hotter than the sun .
7 . The Moon is the only celestial body on which humans have walked on it .
 8 . Scientist Dr . Eugene Shoemaker very loving month . After his death , his ashes were distributed to the moon by the Lunar Prospector spacecraft in 1999 . 
9 . The footprints left by astronauts Neil Armstrong was the first man on the moon trail . 
10 . Every year moon moving away from Earth about 3 cm .
11 . There are nearly 1 × 10 ^ 22 stars in the universe . 
12 . Most of the star is so far away from the earth so that the light had to travel millions of years before reaching Earth . 
13 . Proxima Centauri is the nearest star to our solar system and is about 4 light-years away . 
14 . In the nebula , when gases and dust began dense , new object known as a protostar is formed ( forerunner to the star ) .
 15 . Depending on the temperature of the surface , of varying colors of red , orange , yellow , white , to blue . 
16 . Supernova explosion capable of destroying a whole star . 
17 . Pulsar , a neutron star discovered in 1967 emits radio waves . 
18 . Polaris or the North Star is the only star in the sky that appear to not move from night to night .
19 . Mercury is the second smallest planet in the solar system and do not have a month .Mercury can reach a maximum temperature of 800 º C with a minimum temperature of 300 º C below zero .One year on Mercury is equal to 88 days on earth . Mercury is taken from the name of the Roman god of commerce . 
20 . Venus is the only planet that rotates from east to west . A day on the planet is equal to 225 Earth days .
 21 . Earth and the sun is about 93 million miles. It takes about 16 million horsepower to break away from the gravitational pull of the earth 
.22 . According to scientists , about 5 billion years long day on earth would be 48 hours .When it is the time when the sun will explode after reaching the final phase of its evolution .
 23 . The planet Neptune was discovered over 150 years ago in 1846 .Since then , Neptune still complete its orbit around the sun . This planet need 165 years to orbit the sun once .
 24 . Pluto does not have a fixed orbit . Sometimes its orbit crosses Neptune's orbit .Pluto is very small sizes so make scientists lose the status of the planet Pluto a dwarf planet  .