Space

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Across
  1. 3. A ___________ is when the Moon is not visible from Earth because its sunlit side is facing away.
  2. 5. Earth’s ___________ is the layer of gases that surrounds it, providing air for us to breathe.
  3. 6. ___________ are natural satellites that orbit around planets, like Earth’s own Moon.
  4. 10. When the Moon appears to be getting smaller, we say it is ___________.
  5. 14. The ___________ of the Moon are the different shapes we see as it orbits Earth.
  6. 16. A ___________ Moon is when most of the Moon is visible, but it’s not completely full.
  7. 19. A ___________ is an icy object in space that develops a glowing tail when it gets close to the Sun.
  8. 20. The ___________ are the four planets farthest from the Sun: Jupiter, Saturn, Uranus, and Neptune.
  9. 21. Our ___________ includes the Sun and everything that orbits around it, like planets, moons, and asteroids.
  10. 23. An ___________ is the path a planet takes as it travels around the Sun.
  11. 24. The ___________ includes all of space, stars, planets, and galaxies.
  12. 26. We see the ___________ from the Sun every day, which makes the daytime bright.
  13. 27. The rise and fall of the ocean’s surface, called ___________, are caused by the Moon’s gravitational pull.
  14. 28. The Sun is a ___________, a huge ball of burning gas that gives off light and heat.
  15. 30. The Sun gives off ___________, which warms Earth and allows life to survive.
  16. 31. A ___________ Moon looks like a small sliver of light in the night sky.
Down
  1. 1. The ___________ is when the entire sunlit side of the Moon is visible from Earth.
  2. 2. The ___________ are the four rocky planets closest to the Sun: Mercury, Venus, Earth, and Mars.
  3. 4. Earth’s ___________ reflects sunlight and goes through different phases every month.
  4. 7. The ___________ is the star at the center of our solar system that provides light and heat to Earth.
  5. 8. The outer planets are known as the ___________ because they are large planets made mostly of gas.
  6. 9. Saturn is famous for its ___________, which are made of ice, dust, and rock orbiting the planet.
  7. 11. An ___________ is a large rock that orbits the Sun, often found between Mars and Jupiter.
  8. 12. Earth’s ___________ helps protect us from harmful radiation from the Sun.
  9. 13. An ___________ is a scientist who studies space and uses telescopes to observe stars, planets, and galaxies.
  10. 15. The inner planets are also called the ___________ because they are made mostly of solid rock.
  11. 17. Earth is an example of a ___________, which is a large object that orbits a star.
  12. 18. The ___________ of a star depends on how much light it gives off and how far away it is from us.
  13. 22. ___________ is the force that pulls objects toward the ground on Earth or toward a planet in space.
  14. 25. ___________ describes how far apart two objects, like Earth and the Sun, are from each other.
  15. 29. When the Moon appears to be growing larger, we say it is ___________.