Across
- 3. the study of objects and matter outside the earth's atmosphere and of their physical and chemical properties
- 7. any of the small rocky celestial bodies found especially between the orbits of Mars and Jupiter
- 9. capable of being slowly destroyed and broken down into very small parts by natural processes, bacteria, etc.
- 11. the study of how the positions of the stars and movements of the planets have a supposed influence on events and on the lives and behaviour of people
- 12. a person who is skilled in astronomy or who makes observations of celestial phenomena
- 13. the part of the earth's crust, waters, and atmosphere that supports life
- 15. the story of a real person's life written by someone other than that person
- 16. a person who travels beyond the earth's atmosphere; also; a trainee for spaceflight
Down
- 1. something (such as a flood, tornado, fire, plane crash etc.) that happens suddenly and causes much suffering or loss to many people
- 2. enormously or inconcievably large or great
- 4. a momentous tragic event ranging from extreme misfortune to utter overthrow or ruin
- 5. a science that deals with things that are alive (such as plants and animals)
- 6. a large naturally occurring community of flora and fauna occupying a major habitat, e.g., forest or tundra
- 8. a biological or chemical substance or situation that is dangerous to human beings and the environment
- 9. the existence of many different kinds of plants and animals in an environment
- 10. a symbol that is used in printed text, especially to tell someone to read a note that can be found at the bottom of a page
- 14. related to the measurement and analysis of unique physical or behavioural characteristics (as fingerprint or voice patterns) especially as a means of verifying personal identity