Across
- 3. a star cluster nicknamed the "seven sisters"
- 4. the constellation Cancer is in the shape of a ____
- 7. Pluto has how many moons?
- 8. the group of galaxies that the Milky Way Is in (Underscore as the space)
- 11. the celestial object that is formed by collapsing neutron stars (Underscore as the space)
- 12. the brightest star in the sky
- 13. Io, Europa, Ganymede, and Callisto were discovered by _______
- 14. Weakly interacting massive particle - acronym
Down
- 1. Earth's sister planet
- 2. The name of the red giant star in Orion's shoulder
- 5. The Galaxy that is the closest to the Milky Way
- 6. the star Porrima is in the constellation _____
- 9. The red planet
- 10. The arm that our solar system is in (Underscore as the space)