SPACE EXPLORATION

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Across
  1. 4. It is a luminous body. There are millions of them.
  2. 7. A Jewish scientist who discovered relativity theory that contributed to modern astronomy.
  3. 8. The galaxy where the solar system is.
  4. 9. It is all, the space and time and what they contain, including planets, stars, galaxies, and all other forms of space bodies.
Down
  1. 1. The first man to step on the moon.
  2. 2. He was a scientist who discovered the theory of gravity and its effects on the planet’s orbit.
  3. 3. An Italian scientist who developed the construction of the telescope.
  4. 5. The successful moon mission in 1969.
  5. 6. The only planet where you can reach water.