Space Crossword Puzzle

Advanced Space-themed Crossword Puzzle

1. A tool to observe distant objects
2. The collection of all galaxies, stars, and planets
3. A law of nature that causes objects to be attracted to one another
4. A moment when the moon passes between the Earth and the sun
5. A special day when the sun appears to stand still in the sky
6. A visitor from another planet
7. An unknown craft
8. A small, rocky object that travels around the sun
9. A celestial object that appears as a bright, hazy spot with a long tail
10. It takes about 29 days to orbit Earth
11. One who flies in a spacecraft
12. A spacecraft designed to travel through the air at high speeds
13. A star that is closest to Earth
14. One who knows about the science of the universe
15. Machine the orbits the earth
16. A giant group of stars, gas, and dust bound by gravity
17. The scientific study of celestial objects, such as stars, planets, and galaxies
18. A passage in the cosmos
19. Travel of a moon around a planet
20. The end of a star's life cycle