Free Printable The Solar System Crossword Puzzle

Ready to print right now, with an answer key. Written clues, three grid sizes, a 58-clue the solar system list behind it, and a new layout every time you press the button. No account, nothing to install.

Building your puzzle…

Free and unlimited, no account. Every puzzle is laid out fresh in your browser from the 58-clue the solar system list.

Every clue in the the solar system list

The puzzle above draws from these 58 clued the solar system words each time you press New puzzle — a different subset and layout every time, always from this same list.

  1. Rocky belt body between Mars and Jupiter
  2. Space traveler in a suit
  3. Science of the heavens
  4. Gas layer around a planet
  5. Northern lights display
  6. Line a planet spins around
  7. Of the sky or heavens
  8. Dwarf planet in the asteroid belt
  9. Icy body with a tail
  10. Innermost layer of a planet
  11. Sun's outer atmosphere
  12. Bowl-shaped impact scar
  13. Thin sliver of a moon
  14. Outermost rocky layer
  15. Our home planet
  16. Blotting out of the Sun or Moon
  17. Oval, like a planet's orbit
  18. Imaginary line around a planet's middle
  19. Time of equal day and night
  20. Icy moon of Jupiter
  21. Sudden burst from the Sun
  22. Jupiter's largest moon
  23. Force that keeps planets in orbit
  24. Half of a globe
  25. Gas giant with the Great Red Spot
  26. Craft built to touch down
  27. Relating to the Moon
  28. Layer between crust and core
  29. The Red Planet
  30. Planet closest to the Sun
  31. Space rock that reaches the ground
  32. Small rock drifting through space
  33. Earth's natural satellite
  34. Blue ice giant beyond Uranus
  35. Building housing a big telescope
  36. Path around the Sun
  37. Crescent or gibbous, for the Moon
  38. Mars or Venus, for example
  39. Dwarf planet past Neptune
  40. Uncrewed craft sent to explore
  41. One full trip around the Sun
  42. Launch vehicle
  43. A planet's spin on its axis
  44. Wheeled explorer on Mars
  45. Body that circles a planet
  46. Planet famous for its rings
  47. Of the Sun
  48. Longest or shortest day of the year
  49. Vehicle for travel beyond Earth
  50. The Sun, for one
  51. Instrument for viewing distant planets
  52. Rocky, like the inner planets
  53. Saturn's largest moon
  54. Path of a launched rocket
  55. Neptune's largest moon
  56. Ice giant that spins on its side
  57. Planet between Mercury and Earth
  58. Floating free, as in orbit

Which size to print

Easy lays 8 clues into an 11 × 11 grid, using words of three to seven letters. Medium is 13 × 13 with 12 clues and words up to nine letters. Hard is 15 × 15 with 16 clues and words from four to eleven letters, which is where the crossings start doing real work. The generator places longest words first and only keeps a layout where every word crosses at least one other, so a puzzle that comes out with fewer clues than the label promises simply ran out of words that fit — it is still a complete, connected crossword.

Printing it well

Print puts the grid and both clue lists on one sheet with the controls hidden. Print once with answers off, then press Answers and print again for the filled grid — that order gives you a clean puzzle and a separate key. The PNG is rendered at three times screen size and the answer file saves under its own name, so the two never get mixed up.

Using these in a book you sell

Puzzles generated here are yours to use, including in a book you publish. What this page will not do is build the book: a paperback needs dozens of puzzles at a fixed trim size with paired solution pages and consistent margins. KDP Creator does that part — and hands back numbered 300-DPI PNG pages plus a manifest, not a finished PDF, so you assemble the interior yourself. The royalty calculator prices it before you commit.

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