Space & the Universe
What is the average distance from Earth to the Moon in kilometers (1 km ≈ 0.6 mi)?
Answer
384,400 km
The Moon is slowly drifting away from Earth at about 3.8 centimeters per year — roughly the rate fingernails grow. We know this precisely by bouncing lasers off reflectors the Apollo astronauts left on the surface.
Source: NASA
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