Across
- 3. A time keeping device in ancient time
- 6. The study of everything in the universe beyond Earth's atmosphere
- 7. The practice of studying the stars to see how they affect life on earth is known as astrology
- 8. The star at the center of the Solar System.
Down
- 1. Similar to an ordinary globe, shows map of stars
- 2. Used to measure the position of a star or planet Total 9 in the solar system
- 4. Modern calculator for astronomical problems
- 5. Its a luminous ball of gas