Space Crossword Gr 9

12345678910
Across
  1. 3. The gasses and dust that exist in the space between the stars
  2. 5. Used to measure the angle between the moon and any given star
  3. 8. A contracting mass of gas in the first stage of a star’s formation
  4. 9. One or two main types of stars
  5. 10. Used to make accurate charts of star positions
Down
  1. 1. A measure of distance used to describe the position of planets relative to the sun; 1 AU is equal to the average distance from the center of the earth to the center of the sun. (149 599 000 km)
  2. 2. Used to see earth’s neighboring planets and the move
  3. 4. The distance that light travels in 1 year (approximately 9.5 trillion km); used to measure distance between stars and galaxies.
  4. 6. Vast clouds that are made of mostly hydrogen and dust clouds.
  5. 7. Used to measure a star’s height above the horizon