4-3 astro, aster

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Across
  1. 2. A large, irregularly shaped object made of rock and metal that orbits our Sun or another star
  2. 3. A star-shaped character (*) used in printing, often to mark something important or as a place to add and additional note.
  3. 5. Inconceivably large or costly; of or relating to astronomy
  4. 7. An ancient instrument used for estimating the altitude and predicting the position of celestial objects, such as the moon , other planets, and stars
  5. 9. The branch of physics that studies celestial bodies and the universe
Down
  1. 1. A transparent dome on top of an airplane where the navigator can make celestial observations
  2. 4. A scientists who studies the objects in the sk, including planets, galaxies, black holes, amd stars
  3. 5. A small, daisy like plant with a star shaped flower
  4. 6. The branch of astronomy concerned with the physical and chemical properties of celestial bodies
  5. 8. A person trained to travel in a spacecraft