Universe

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Across
  1. 3. 1.Very large group of stars held together by gravity; a few million to a few billion stars.
  2. 7. 7.Regions of gas and dust plus young stars that wind outward from the central area bulge.
  3. 8. 10.an electronic device that is sent into space and moves around the earth or another planet.
  4. 10. 5.the largest planet of the solar system.
Down
  1. 1. 3.Oval or egg shaped galaxy with older stars and little gas and dust.
  2. 2. 2.Small galaxy containing a few million to a few billion stars.
  3. 4. 9.the whole of space and everything in it, including the earth, the planets and the stars.
  4. 5. 8.the planet in the solar system that is second in order of distance from the sun.
  5. 6. 4.an area in space that nothing, not even light, can escape from, because gravity
  6. 9. 6.the planet that we live on.