Discover Space Exploration

Every year, scientists send people and robots into our solar system to explore space. How are scientists preparing for journeys to Mars? What are robotic explorers and how do they study the incredible planets and moons at the outer reaches of our solar system? Learn more about these thrilling missions.

© 2020 Lerner (ספר מוקלט ): 9781541540026

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ספר מוקלט : 5 בפברואר 2020