Space Exploration (Suitable for 8-12 years old)

Author: (Australia) O'Keefe
Publisher:
Publish Date: 2007-01-01
Features: The Earth is humanity's cradle, but humanity will not always live in the cradle. The journey of human exploration in space is thrilling; the future of human exploration in space is full of challenges. Now, humans have flown out of Earth and landed on the Moon. The next goal will be to fly to Mars, leave the solar system, and roam in the universe.