Across
- 3. The planet with lowest density
- 5. The name of Mars' "largest in the solar system" object
- 11. telescopes that use lenses and/or mirrors are of this type
- 13. a man-made place in orbit around the Earth
- 16. Temperatures at the surface of Venus are hot enough to melt _____
- 17. a small probe that moves along the surface on wheels
- 18. you could say this planet has East and West poles
- 19. the hottest planet
Down
- 1. the length of a Jovian day
- 2. Mercury, Venus, Earth, Mars
- 4. the planet with the red spot
- 6. the smallest planet
- 7. the red planet
- 8. the largest component of the Venetian atmosphere
- 9. the coldest surface in the known solar system
- 10. this type of telescope uses invisible radiation like x-rays
- 12. This planet has the fastest winds
- 14. Jupiter, Saturn, Uranus, Neptune
- 15. Saturn's rings are mostly made of this