Printable Astronomy Crosswords

Gaze into the cosmos and uncover the secrets of stars, planets, and galaxies. Explore astronomical phenomena and the pioneers who mapped the universe.

4 puzzles — click Print on any puzzle below

Astronomy

Hard · 11×11 · 13 words
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Across

  1. 1. Twice a year when the cosmic scales are balanced
  2. 4. A stellar explosion that sounds like a PBS science show
  3. 5. A wanderer that has cleared its own path
  4. 8. The invisible glue holding the universe together
  5. 10. An eternal state of falling and missing the ground
  6. 11. When the moon is playing hard to get
  7. 12. Saturnian moon with a mythological, giant name
  8. 13. The heavy matter that makes up you, me, and the stars

Down

  1. 2. Ancient, brilliant core far across the universe
  2. 3. A particle of light that never rests
  3. 6. Rocky space potato orbiting the sun
  4. 7. The darkest shade of pale, or rather, total dark
  5. 9. How much a world reflects on things

Astronomy

Medium · 11×11 · 14 words
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Across

  1. 1. Andromeda is the closest spiral example to our own Milky Way.
  2. 4. A sudden, spectacular brightening of a white dwarf.
  3. 7. The first planetary body discovered with the aid of a telescope, notable for its tilted axis.
  4. 8. Galileo famously improved this instrument to observe the moons of Jupiter.
  5. 10. To travel around a larger celestial body in a curved path.
  6. 11. The brightest natural object in Earth's night sky after the moon.
  7. 13. Commonly referred to as a shooting star as it burns through the atmosphere.

Down

  1. 1. The universal attraction shaping the large-scale structure of the universe.
  2. 2. It controls the tides and has phases ranging from waxing to waning.
  3. 3. Rovers like Curiosity and Perseverance currently explore this rusty terrain.
  4. 5. A highly magnetized rotating neutron star emitting beams of electromagnetic radiation.
  5. 6. The moment marking the longest or shortest days of the year.
  6. 9. An object massive enough to be rounded by its own gravity but lacking thermonuclear fusion.
  7. 12. The central anchor of our local cosmic neighborhood.

Astronomy

Easy · 11×11 · 15 words
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Across

  1. 1. Adjective describing things related to the moon
  2. 5. Person trained to travel in a spacecraft
  3. 7. The hot star at the center of our solar system
  4. 9. A large rocky body in space that is smaller than a planet
  5. 10. Icy body with a bright tail that travels through space
  6. 12. The most famous dwarf planet
  7. 13. Adjective describing things related to the sun
  8. 14. Vehicle used to launch things into space

Down

  1. 2. The seventh planet from the sun
  2. 3. Twinkling object in the night sky
  3. 4. A streak of light in the sky often called a shooting star
  4. 6. Instrument used to look at distant cosmic objects
  5. 8. Another word for the entire universe
  6. 9. Famous NASA moon landing program
  7. 11. The red planet

Space and Astronomy

Easy · 11×11 · 9 words
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Across

  1. 3. The seventh planet from the Sun
  2. 7. An instrument used to see distant objects in space
  3. 8. The eighth planet from the Sun
  4. 9. A small type of planet, like Pluto

Down

  1. 1. The star at the center of our solar system
  2. 2. The largest planet in our solar system
  3. 4. All of space and time and their contents
  4. 5. A person trained to travel in space
  5. 6. A small rocky body orbiting the Sun
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