space

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Across
  1. 2. To increase speed.
  2. 4. To watch or notice something carefully.
  3. 5. Energy that travels through space (e.g., sunlight).
  4. 9. A space object with a bright tail of gas and dust.
  5. 11. To send a spacecraft into space.
  6. 12. A tool used to see distant objects in space.
  7. 14. Another word for the universe.
  8. 15. When two objects crash into each other.
  9. 16. To find something new or unknown.
  10. 18. To use math to find an answer.
  11. 19. The path a planet takes around the sun.
Down
  1. 1. To find the size or amount of something.
  2. 2. To become larger (like the universe).
  3. 3. To study something in detail.
  4. 4. To spin around an axis (like Earth).
  5. 6. An object that moves around a planet (like the Moon).
  6. 7. To travel through an area to learn about it.
  7. 8. To send out light, heat, or sound.
  8. 9. To say what will happen in the future.‌
  9. 10. The layer of gases around a planet.
  10. 12. The force that pulls objects toward each other.
  11. 13. A pattern of stars in the sky (e.g., Orion).
  12. 14. A huge group of stars, like the Milky Way.
  13. 15. A rocky object orbiting the sun, smaller than a planet.
  14. 17. To be real or present.