Across
- 2. a large object in outer space that moves around the sun or another star.
- 4. the sixth largest planet in the solar system and second in distance from the sun.
- 6. the third largest planet in the solar system and seventh in distance from the sun.
- 7. a group of things or parts that work together as a whole.
Down
- 1. a heavy, silver-white metal that is one of the chemical elements
- 3. the god of the sea in Roman mythology. Neptune had control of the tides.
- 5. the seventh largest planet in the solar system and fourth in distance from the sun.
- 7. having to do with or coming from the sun.