Galactic Crossword

2. a small body of matter from outer space that enters the earth's atmosphere, becoming incandescent as a result of friction and appearing as a streak of light
3. a celestial body
5. the process of where something changes throughout time through characteristics
10. a galaxy type that has a ellipsoidal shape with a smooth smear-like image, looking blurry
15. the sun
16. a star system
17. a galaxy type with spiral arms that curve out from a dense central region that rotates
18. dust from space that exists in space or falls onto the Earth
19. where all of space and time and their contents, including planets, stars, galaxies, and all other forms of matter and energy reside
20. a powerful and luminous stellar explosion from when a star collapses

1. another way to refer to spacial objects
4. a celestial object consisting of a nucleus of ice and dust
6. the galaxy we live in
7. the system of the Sun and the objects that orbit it, including Earth and 7 other planets
8. the birthplace of stars
9. particles that do not absorb, reflect, or emit light and are unable to be seen
11. a galaxy type that doesn't fit into any of the other galaxy categories
12. study of celestial bodies
13. the neighbor of the Milky Way
14. a galaxy type with unusual size, shape, or composition