Space

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Across
  1. 3. star that shares orbit with a white dwarf
  2. 5. the charioteer
  3. 8. star that explodes after matter transfer
  4. 9. the last space shuttle to take flight
  5. 10. Ursa Minor
Down
  1. 1. the giraffe
  2. 2. the antennae galaxy is an ......... Galaxy
  3. 4. scientists believe it's a wormhole
  4. 6. Ursa Major
  5. 7. the dragon