Across
- 5. someone who goes into space
- 7. a small body of matter from out of space that enter the earth atmosphere
- 9. of on or relating to the earth
- 12. Very old-fashioned or primitive.
- 13. The study of historical records to establish the dates of past events
Down
- 1. the earth science that studies fossil organisms and related remains.
- 2. a small rocky body orbiting the sun
- 3. Having or involving modern technology or design.
- 4. An aspect or feature of a situation, problem, or thing
- 6. a celestial object consisting of a nucleus of ice and dust
- 8. the branch of science that deals with celestial objects
- 10. The culture and style of art and architecture developed during this era
- 11. a form of transportation that travels regally between two places
- 14. a system of millions or billions of stars