Science stuff

1. system: Solar system is a collection of eight planets that orbit the sun.
4. A satellite is a ship that is in space that is used for communication or to collect information for the world.
6. A system of millions or billions of stars together with gas or n dust held together by gravity.
8. A piece of rock or metal that has fallen to the Earth's surface from outer space or is a meteor.
9. A small body of matter from out of space that enters the Earth's atmosphere.
11. A luminous point in the night sky that produces small amounts of light.
12. A planet is a celestial body.
13. The moon is a planet that you can see in the night from the reflection of the sun.

2. An orbit is a curved path all day object what spacecraft that goes around a star planet or moon.
3. A comet is a nucleus of Ice and Dust.
5. year: a Light year is a Measurement of astronomical distance.
7. A small rocky body orbiting the sun.
10. Sunspots are temporary spots on the suns photosphere.
11. The sun is the way that earth it's light and or warmth.