Universe Vocab. -Grace Smith- 1st

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Across
  1. 1. mass A unit to comapare size of stars with our Sun
  2. 2. of light Light that travels by 300,000km/sec
  3. 4. A large cloud of gas and dust
  4. 6. A large group of stars in space
  5. 7. way galaxy Group of stars that rotate in the center
Down
  1. 1. A large star that died by explosion
  2. 3. gas that appears bright and small in the sky
  3. 5. hole So strong that even light can't escape