The Solar System

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Across
  1. 3. Known as the red planet, its dry surface is rusty due to iron in the rocks that make up its crust. The fourth planet from the Sun.
  2. 4. The largest planet in our solar system, about 1000 earths could fit inside this planet. There's a large storm on this planet, known as the great red spot that has been observed for hundreds of years.
  3. 9. The last planet in our solar system, beyond this planet are the Kuiper belt objects like Pluto and other dwarf planets. Its blue color is due to trace amounts of methane in the atmosphere.
  4. 10. The name we give the 4 planets closest to the Sun. These planets are rocky, have solid surfaces, are generally small, have few to no moons, and no rings.
  5. 13. A light blue planet named for the god of the sky. This planet rotates on its side because its axis is tilted at a 90 degree angle from its orbit. The seventh planet from the Sun.
  6. 14. A gas giant with an immense ring system, sixth planet from the Sun.
Down
  1. 1. The hottest planet in our solar system, but not the planet closest to the Sun. It's hot because of its dense atmosphere made mostly of carbon dioxide which holds lots of heat from the Sun.
  2. 2. An object that orbits the Sun, is spherical due to its high mass and strong gravity, and has cleared its orbit of other similar objects.
  3. 4. The name we give the 4 planets furthest from the Sun. They are mostly gas with no solid surface, are generally large, have many moons, and all have rings.
  4. 5. The only planet we know to have life, the third planet from the Sun.
  5. 6. A dwarf planet in the Kuiper belt, it has a very elliptical orbit that can occasionally bring it closer to the Sun than Neptune.
  6. 7. The closest planet to the Sun, with very hot days and very cold nights, due to its lack of atmosphere.
  7. 8. The invisible force keeping all of the objects in the solar system bound to each other.
  8. 11. The only star in our solar system, around which everything orbits.
  9. 12. The _________ belt can be found between Mars and Jupiter. This band of rocks and ice orbiting the Sun are thought to be remnant pieces of a planet that never formed.