Solar system

2. The force that keeps planets in orbit
4. way, Earth's Galaxy
6. A celestial object made up of ice, dust, rock, and frozen gases that orbits the Sun
8. The total number of planets in the solar system
9. The largest planet in the solar system
10. Either of the two moments in the year when the Sun's apparent path is farthest north or south from Earth's Equator
12. A season
16. A total of 356.25 days
17. This occurs in a 24-hour period
19. The planet called Gas giant known for its rings

1. The scientists who specialize in observing, researching, and understanding phenomena occurring in outer space
3. Usually the coldest time of the year
5. A small rocky or metallic body that enters Earth's atmosphere from outer space
7. The path planets travel
11. Third planet from the sun
12. The star at the center of the solar system
13. phenomena that results in the seasons
14. year, This occurs every four years
15. The imaginary line that earth spins
18. The time or date at which the sun crosses the celestial equator, which determines the longest day or night is