What Makes the Earth a Unique Planet? - The Great Courses Daily News

What Makes the Earth a Unique Planet? - The Great Courses Daily News
The Earth's formation took a long time to happen. Why? And, what sets it apart from the other planets of the solar system?
The Earth Is Unique The formation of the Earth happened 4.5 billion years ago. Many of the characteristics of Earth seem well suited to life, to a habitable surface. For instance, Earth is about 150… [+5018 chars] Read More



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