Constellations

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Across
  1. 3. Constellations that are visible all year round
  2. 6. A measure of a star’s true brightness at 32.6 light-years
  3. 7. The brightness of a star as seen from Earth
  4. 10. A small, dense star left after a supernova
Down
  1. 1. The path the Sun appears to take through the sky
  2. 2. A large ball of hot plasma held by gravity
  3. 4. The measure of energy a star emits per second
  4. 5. Stars that appear only during certain months or seasons
  5. 8. Stars rise in this direction
  6. 9. The color of a star indicates this property