Across
- 5. these are the four planets closest to the sun that are composed of high-density solid rocks
- 6. what is at the center of our galaxy, and what do all of the planets orbit around(also the nearest star to Earth)
- 7. a meteoroid that strikes Earth's atmosphere
- 8. a cloud of gas and dust
Down
- 1. a meteoroid that survives the trip through the Earth's atmosphere and land on Earth's surface
- 2. the gas that the sun is mostly made from
- 3. the center part of the nebula's disk when a nebula is being formed
- 4. a type of eclipse that occurs when Earth's shadow is on the moon
- 6. a type of eclipse occurs when the moon's shadow is on the Earth
- 7. what orbits the Earth and impacts our tides and oceans