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manyworlds.space | ||
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lroc.sese.asu.edu
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| | | | Small portion of the rim of Erlanger crater (10 km in diameter). Much of its floor remains in permanent shadow due to its location near the north pole. Image width 2.65 km, north is up [NASA/GSFC/Arizona State University]. | |
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www.thespacereview.com
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science.nasa.gov
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| | | | While Earth is only the fifth largest planet in the solar system, it is the only world in our solar system with liquid water on the surface. Just slightly larger than nearby Venus, Earth is the biggest of the four planets closest to the Sun, all of which are made of rock and metal. Earth [] | |
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www.jpl.nasa.gov
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| | NASA has proven powered, controlled flight is possible on other worlds, just as the Wright brothers proved it was possible on Earth. |