Chapter 28 and 29 Kennedy Keller
Across
- 2. A _____ is a huge assemblage of stars, interstellar gas, and dust
- 4. the closest planet to the sun
- 6. A _____ is what remains when a supergiant star collapses into itself
- 7. ______ Implies that the universe is expanding
- 9. gravitation at the surface of a star ______ when it collapses
- 11. The _______ is the nearest star to the earth
Down
- 1. _____ is surrounded by rings
- 3. The ______ is a remnant of a supernova
- 5. The most familiar galaxy is the ________
- 8. Saturns largest moon,_____, was visited by the Cassini spacecraft
- 10. the third planet from the sun