Astronomy

3. Signs They are divided into 12 signs,the word literally means " circle of life ".
5. Instrument used by astronomers to determine the general make-up of stars.
9. CLusters are tight groups of hundreds of very old stars.
10. It is an apparent motion of nearby stars.
11. It is a massive ball of gas that emits light.
12. It is the ninth sign of the zodiac.
16. actual amount of light it gives off.

1. It is a branch of science that deals with celestial objects,space and the physical universe as a whole.
2. A group of stars within a specific region.
4. They are stars that are ten times bigger than the sun.
6. The fifth sign of zodiac,the element associated with it is fire.
7. Way Galaxy A large system of stars
8. Major contains the group of stars commonly called the Big Dipper.
13. Magnitude/It indicates its true brightness which depends on
14. Magnitude Refers to the brightness of a star which is determined by its size and distance.
15. Clouds Another name for star clusters.