Across
- 1. The Earth's only natural satellite.
- 6. A cloud of dust and gas in outer space.
- 9. A group of stars that form a recognizable pattern.
- 10. The end of a star's life- explosion.
- 11. A small rocky body orbiting the sun.
- 12. Hottest planet in our Solar System.
Down
- 2. The name of a hunter in Greek mythology.
- 3. A place where astronomers can observe terrestrial and celestial events.
- 4. The Milky Way is our ____________.
- 5. An optical instrument that allows astronomers to observe remote objects.
- 7. A small icy body that omits gas or dust.
- 8. The fifth planet from our sun.