1. what is (a) a galaxy (b) the galaxy (c) a light year? 2. how far away is the star nearest the sun? 3. what is the temperature on the surface of the sun? 4. what is the most common substance in the sun? 5. how far is the earth from sun? 6. which is the largest planet in the solar system? 7. which planet is sometimes called red planet? 8. which planet has most moons in orbit around it? 9. which planet in the solar system is furthest from the sun? 10. which planet takes the longest to complete one orbit of the sun? points and brainliest will be given. information should be from the text above . asap