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Astronomy Crossword Puzzle

STEM crossword with 12 astronomy terms

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Astronomy Crossword Puzzle

STEM crossword with 12 astronomy terms

7
5
11
10
2
3
4
9
12
8
6
1

Across

  1. 1.Icy body that grows a glowing tail near the sun
  2. 6.Rocky object orbiting the sun, smaller than a planet
  3. 8.Instrument that magnifies distant objects in the sky
  4. 10.Bowl-shaped dent left by an impact on the moon
  5. 11.Object that orbits a planet, natural or built
  6. 12.Relating to the moon

Down

  1. 2.When one space body blocks light from another
  2. 3.Vast system of stars, gas, and dust bound by gravity
  3. 4.Curved path of one object around another in space
  4. 5.Cloud of gas and dust where stars are born
  5. 7.Force that keeps planets circling the sun
  6. 9.Streak of light from a space rock burning in the air
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What is a Crossword?

A STEM crossword uses subject-area vocabulary as the answer words. Each clue defines a term from the featured field — biology, physics, chemistry, math, or computer science.

How to solve it

Start with clues whose answers you know for certain — filled letters unlock adjacent clues. Use the crossing letters to confirm uncertain answers.

Who is this for?

STEM crosswords are perfect for science and math classrooms, tutoring sessions, gifted programs, and anyone who loves both puzzles and learning.

About this puzzle

Free printable astronomy crossword puzzle — 12 space science terms with original clues. Perfect for STEM classrooms, instant PDF download.

  • Difficulty: Medium
  • Format: US Letter PDF with answer key
  • Free to download, print, and use
  • Commercial use allowed for KDP publishers

Step-by-step: solving the Astronomy Crossword Puzzle

  1. Print the PDF. Download and print the free STEM crossword PDF. The grid and clue list are on page one.
  2. Start with confident clues. Read every across and down clue. Fill in the answers you know for certain — these unlock crossing letters.
  3. Use intersections to confirm. When you're not sure about a clue, check the crossing letters from a confirmed answer. Spelling is a strong constraint.
  4. Verify with the answer key. Compare the finished grid to the answer key on the second page.

Frequently asked questions

Are the clues kid-friendly?›
These STEM crosswords use vocabulary appropriate for middle school through adult learners. Clues focus on real subject-area terms rather than tricky wordplay.
Is the answer key included?›
Yes. The completed grid is on a separate page so students can self-check or teachers can grade quickly.
Can I use this in class?›
Absolutely. The PDF is free for personal, classroom, tutoring, and homeschool use. Many teachers print one copy and distribute photocopies to a full class.

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