Earth The final Frontier

4. Division of the year based on weather patterns and daylight hours.
9. Earth-centered model of the universe.
10. Rocky object that orbits the Sun, found mainly in the asteroid belt.
12. Group of stars forming a pattern in the sky.
13. Central part of a planet or celestial body, usually made of solid or molten material.
15. Layer between the crust and the core of a planet, typically composed of hot, semi-solid rock.

1. Rock that has undergone transformation due to heat, pressure, or chemical reactions.
2. Celestial body that orbits a star and is not a satellite.
3. Rock formed by the accumulation of sediment over time.
4. Object that orbits a larger body, such as a planet or a star.
5. System The collection of planets, moons, and other celestial objects orbiting the Sun.
6. Study of celestial objects and the universe.
7. Rock formed by the cooling and solidification of molten material (magma or lava).
8. Earth's outermost layer, composed of solid rock.
11. Different stages of the Moon's appearance due to its position relative to the Sun and Earth.
14. The path followed by an object around another object in space.