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Across
  1. 2. A star cluster type with a spheroidal shape
  2. 5. The unit used to measure distances between galaxies
  3. 8. A stellar classification system
  4. 10. Aldebaran is the brightest star of this constellation
Down
  1. 1. Also known as the 'Constellation of the seven sisters'
  2. 3. Two stars sharing a common center of gravity
  3. 4. Hottest planet of the Solar System
  4. 6. Thales said that stars are large spheres made of ....
  5. 7. Meteor shower in April
  6. 9. The Sci-fi novel series written by Frank Herbert