NASA finds a new MOON orbiting an asteroid 480 million miles from Earth - Daily Mail

The newly-found, three-mile-wide natural satellite orbits the 17-mile-wide asteroid Polymele, which is about 480 million miles from Earth.

NASA astronomers have discovered a new moon orbiting an asteroid 480 million miles from Earth. The three-mile-wide moon, which is yet to be officially named, orbits the 17-mile-wide asteroid Polymel… [+7937 chars]

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