Across
- 1. Something with no mass or charge
- 3. To do with the reflection of light
- 6. The passing of a moon, planet or asteroid in front of a star of planet
- 7. A point in an object's orbit
- 9. To do with the universe. (Break apart the word)
- 10. The position of the moon when it is at its full or new phase
Down
- 2. An _ shaped galaxy
- 4. An _ sphere (one word)
- 5. Russell Diagram- The name of a type of diagram. The first word is hyphenated and consists of two last names.
- 8. A stage in the cycle of the moon