Across
- 2. It is a massive, rocky body that orbits our planet at an average distance of about 384,400 kilometers.
- 3. system Our star (Sun), planets, moons ,asteroids, comets, meteoroid's.
- 4. The path a planet travels around the sun or a moon travels around the planet.
- 5. It is a massive, glowing sphere of hot plasma that provides the heat, light, and gravitational pull necessary to support life and keep the planets in orbit.
- 6. Originally classified as our solar system's ninth planet, it was reclassified in 2006 because it has not cleared its orbital neighborhood of other debris.
- 7. It is home to hundreds of billions of stars and at least one trillion planets. From Earth's perspective, it appears as a faint, hazy band of glowing light arcing across the night sky.
- 8. third planet from the Sun and the only astronomical object known to harbor life.
Down
- 1. Known as the "Red Planet" due to iron oxide (rust) on its surface, it is a cold, dusty, desert world with a thin, primarily carbon dioxide atmosphere.
- 2. The part of the moon we can see from earth. The phases changes as different amount of sunlight reflected off moons surface.