Cosmic Crossword

Advanced Space-themed Crossword Puzzle

1. An individual who journeys through space
2. Person who studies the motion, composition, and origin of celestial bodies
3. A star that suddenly increases in brightness and then fades away
4. A space rock that orbits the sun
5. A celestial object that appears as a bright, hazy spot with a long tail
6. A link between two distant points
7. An event in which the sun or moon is partially or completely obscured
8. A building used to study the universe
9. A stroll in the vacuum of space
10. A tool to magnify far away objects
11. A large group of stars, gas, and dust bound by gravity
12. A time when the sun is farthest from the celestial equator
13. The scientific study of celestial objects, such as stars, planets, and galaxies
13. A visitor from another planet
14. Path of a celestial body around a star
15. A celestial body that circles a planet
16. The totality of all existence
17. A celestial body that gives off light and heat
18. An unknown craft
19. Small object in space that orbits the earth