Across
- 1. a dwarf planet that was a planet
- 5. a ship that crashed into an iceberg in 1912
- 6. Mars' 1 of 2 moons
- 8. 2-18 the largest star that is known to exist
- 9. 1 a 45-year old machine that currently operates in Oort Cloud
- 10. A one of the largest black holes that we know of
Down
- 2. a moon that has similar atmospheric conditions of that on Earth
- 3. the largest planet in our solar system (the sun is a star by the way)
- 4. our neighboring galaxy
- 5. a tall plant that produces some of our planet's oxygen
- 7. a planet in our solar system that has 145 moons