SPACE BOY

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Across
  1. 3. GIANT TELESCOPE IN SPACE
  2. 6. A PERSON WHO GOES TO SPACE IS CALLED
  3. 8. SMASHING TOGETHER OF ATOMS, THE SUN GETS ENERGY FROM THIS REACTION
Down
  1. 1. SOUNDS LIKE A UNIT OF TIME, BUT IN FACT IT IS A UNIT OF DISTANCE
  2. 2. HALLEY'S __________
  3. 3. GAS, THE SUN IS MADE UP OF THIS GAS
  4. 4. URSA MAJOR IS SHAPED LIKE A _________
  5. 5. SUN IS A GLOWING BALL OF HUGE __________
  6. 7. AFTER 5 BILLION YEARS, THE SUN WILL TURN INTO A _______