Outer Space

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Across
  1. 1. We live in the Milky Way ____________.
  2. 3. The Sun is actually a______.
  3. 4. The ______ rises every night and controls high and low tides.
  4. 5. The Earth is the third ________ from the Sun.
  5. 7. The __________ includes everything everywhere.
Down
  1. 1. ______prevents us from floating off of the Earth's surface.
  2. 2. A scientist who studies space is called an _______.
  3. 3. The ____ gives us light and heat.
  4. 6. A _______ is a giant cloud of gas and dust in space.