Space

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Across
  1. 2. Swallows suns whole
  2. 4. Space traveller fielded by the erstwhile Soviet union
  3. 6. An object near a pole that never sets or rises
  4. 7. A measure of time by the stars
  5. 10. Imaginary north-south line that passes through the Zenith
Down
  1. 1. An object moving in the reverse of the "normal" motion
  2. 3. Supermassive blackhole
  3. 5. Inspiration for a character from the movie Toy Story
  4. 8. The path among the stars traced by the sun throughout the year
  5. 9. When the moon appears more than half