Space

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Across
  1. 3. What NASA telescope was launched in 1990 and orbits Earth?
  2. 4. What planet is sometimes called Earth's "sister planet" because of its similar size?
  3. 5. What force keeps planets in orbit around the Sun?
  4. 7. What planet is known for rotating almost on its side?
  5. 13. What do astronauts wear to protect themselves during spacewalks?
  6. 14. What do we call a person who travels into space?
  7. 16. What fictional space captain commands the Starship Enterprise in the original Star Trek series?
  8. 19. What is a streak of light caused by a space rock burning in Earth's atmosphere called?
  9. 20. What was the name of the first space shuttle to fly into space?
  10. 23. Which planet is farthest from the Sun?
  11. 24. What is the name of the talking tree in Guardians of the Galaxy?
  12. 27. Which planet is known as the Red Planet?
  13. 28. What is the name of the cowboy toy who becomes friends with Buzz Lightyear?
  14. 29. What is a vehicle used to carry spacecraft into space called?
  15. 30. What NASA program sent astronauts to the Moon?
  16. 32. What space shuttle was destroyed shortly after launching in 1986?
  17. 34. What animated movie features a robot left on Earth to clean up trash?
  18. 35. What is a huge explosion of a star called?
  19. 36. What fictional alien character from Star Wars is a small green Jedi Master?
  20. 39. What fictional character travels through space in a blue police box?
  21. 40. What is a large group of stars, gas, and dust held together by gravity called?
Down
  1. 1. What star is at the center of our solar system?
  2. 2. What is a space rock that reaches Earth's surface called?
  3. 6. What fictional character from Star Wars is Luke Skywalker's father?
  4. 8. What was the name of the first artificial satellite launched into space?
  5. 9. What is a region of space where gravity is so strong that light cannot escape?
  6. 10. What fictional space ranger says, “To infinity and beyond”? (Surname)
  7. 11. Which planet is the largest in our solar system?
  8. 12. What was the name of the Apollo 11 lunar module?
  9. 15. Which country launched Sputnik 1?
  10. 17. What planet is closest to the Sun?
  11. 18. What is the name of the dwarf planet once classified as the ninth planet?
  12. 21. What is Earth's natural satellite?
  13. 22. What do we call a rock traveling through space before it enters Earth's atmosphere?
  14. 25. What fictional character is known as the “Man of Steel” and comes from another planet?
  15. 26. What fictional planet is home to Superman?
  16. 31. What galaxy contains our solar system?
  17. 33. Which planet is famous for its large rings?
  18. 37. Who was the first person to walk on the Moon?
  19. 38. Which Canadian astronaut became famous for commanding the International Space Station and sharing photos and videos from space?