GALAXY

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Across
  1. 5. Sun, planets, moons, asteroids, comets, and other smaller objects that orbit the Sun.
  2. 8. Oval-shaped without defined spiral arms.
  3. 9. Have spiral arms that extend from a central bulge
Down
  1. 1. Most galaxies, including the Milky Way, have supermassive black holes at their centers with extremely strong gravitational forces.
  2. 2. Have no specific shape and may result from galactic collisions
  3. 3. between Mars and Jupiter
  4. 4. Our home galaxy
  5. 6. Most planets have natural satellites
  6. 7. massive systems consisting of stars, gas, dust, and other objects bound by gravity. Galaxies are massive systems consisting of stars, gas, dust, and other objects bound by gravity.
  7. 10. The Sun’s gravitational force keeps all planets and objects in the solar system .