Space

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Across
  1. 4. dusty material found between the stars.
  2. 6. A star that flares up to several times its original brightness for some time before returning to its original state.
  3. 8. A large grouping of stars.
  4. 9. A comet outside the solar system.
  5. 10. A small, rocky object in orbit around the sun, smaller than an asteroid
Down
  1. 1. everything;It includes all of space, and all the matter and energy that space contains.
  2. 2. The bright visible surface of the sun
  3. 3. Dense regions of molecular clouds where stars are forming.
  4. 5. A gigantic ball of ice and rock that orbit the sun in a highly eccentric orbit.
  5. 7. A giant planet that is surrounded by three planar concentric rings of ice particles; the 6th planet from the sun.