space

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Across
  1. 4. a massive, luminous sphere of plasma held together by its own gravity
  2. 5. an object that orbits around a larger celestial body, such as a planet
  3. 6. a vast system of stars, dust, dark matter, and other celestial objects bound together by gravity.
  4. 7. a small celestial body that enters the Earth's atmosphere from space
Down
  1. 1. mainly found in the asteroid belt between the orbits of Mars and Jupiter.
  2. 2. a large celestial body that orbits a star and does not produce its own light.
  3. 3. an object composed of ice, dust, and rocky material that orbits the Sun
  4. 5. the vast, seemingly infinite expanse that exists beyond the Earth's atmosphere.