Notes

fact about space :
1.one million earths could fit inside one sun and the sun is considered the size of an average size star .
2. for years it was believed that earth was the only planet in our solar system that had liquid water more recently
NASA revealed that mars is running out of liquid water quite fast because of global warming .
3. It is impossible to walk on Jupiter , Saturn , Uranus and Neptune because they don't have any sought of form of of solid surface .
4.If you could take a rocket ship or a plane to Pluto it would take you over 800 years to get there .
5.Space junk is every human made object orbiting earth that no longer serves a useful purpose .Scientist estimate there are about 500,000 pieces of space junk every 3 and a half hours , including fuels from rocket ships fragments from satellites , and every day like spanners are dropped every day from the national space station .
5.An asteroid about the size of a car enters earths atmosphere every year but it burns before it hits us . phew .
6.The highest mountain none to man is on an asteroid called Vesta . Measuring at a whopping 22 km , which is 3 times taller than mount Everest .
7. There are more stars in the universe then there are grains of sands in every beach on earth . That's atleast a billion trillion .
8. The sunset on mars appears blue .
9.Mercury and Venus are the only two planets in our solar system that don't have moons .
10.If a star passes to close to a black hole it will tear apart .
11.The hottest planet in our solar system is Venus .
12.our solar system is 4.7 billion years old
13.Enceladus , one of Saturn's smallest moons takes up 90% of the suns light .
14 .Scientist predict that in 5 million years the sun will expand and be called the red giant .
15.The milky way galaxy is just bigger than 105,700 light years wide .
16.The sun weighs over 330,000 times more than earth .
17 .Footprints wont leave earth as there is no wind .
18.Because of lower gravity , a person that ways 220 pounds on earth you would way 84 pounds on mars .
19.There are 79 known moons orbiting Jupiter .
20.It is 24 hours , 43 minutes ,35 seconds long .
21.The sun makes a full rotation every 25 - 35 days .
22.Earth is the only planet that is not named after god .
23. Pluto is smaller than the united states
24.Uranus glows blue every time earth has a leap year .
25.In our solar system there are known as the 4 giants which are Jupiter ,Saturn Neptune Uranus .
26.Neptune and Uranus orbit the sun backwards because of there tilt .
27.Neptune takes 165 earth days to make a full circle of the sun .
28.Plutos largest moon , Charon is half the size of Pluto
29.The national space centre is the biggest object sent into space .
30.A day on Pluto lasts 153 hours and 12 seconds .