The Space Crossword

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Across
  1. 4. NASA’s rover on Mars (9)
  2. 7. India’s first satellite (9)
  3. 12. Freckles on our Moon’s surface caused due to absence of atmosphere (7)
  4. 14. Powerful and luminous explosion of a star (9)
  5. 15. A dwarf planet (4)
  6. 16. Blue planet named after Greek God of Sea (7)
  7. 19. Slowest rotating planet (5)
  8. 21. Shapes of galaxies: ________, Spiral and Irregular (9)
  9. 22. Mars’s moons: ______ and Deimos (6)
  10. 23. The unseen astronomical body at centre of our galaxy (9)
  11. 25. Our galaxy (8)
  12. 27. The North Star is called (7)
Down
  1. 1. Jupiter’s super smooth icy moon (6)
  2. 2. The largest known star in the universe (7)
  3. 3. A planet outside our Solar System (9)
  4. 5. The comet that visits us every 75-79 years (7)
  5. 6. Largest moon of solar system (8)
  6. 8. A planet knocked off its orbital path (5)
  7. 9. Planet rotating on its side (6)
  8. 10. The force that holds the universe together (7)
  9. 11. Colossal storm on Jupiter: Great ___(3) ____ (4)
  10. 13. Largest moon of Saturn (5)
  11. 17. India’s rover on moon (7)
  12. 18. Distance travelled by light in 1 year (9)
  13. 20. Luminescent giant cloud of dust and gas in space (6)
  14. 24. The first animal to make an orbital spaceflight (5)
  15. 26. Name of cloud of icy debris predicted at extremities of our solar system (4)