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How Many “Official” Moons Does Jupiter Have?
Question: I am writing a piece for middle school students about the planets of our solar system and am…
Why Does a Small Change in Height Cause the Full Moon to be Occulted by a Nearby Mountain?
Question: I cannot find an answer to this conundrum anywhere on the Web, and it’s not at all a…
What is the Distance to the Moon and How is it Measured?
Question: What is the true distance of the moon from the surface of the earth, since VLT @ Paranal…
Why Does the Full Moon Look Bright When Viewed From Earth But Dim When Observed From Space?
Question: Why does the Moon look quite bright from Earth when it is full, but quite dim and faint …
Why Do High Tides Happen Both on the Side of the Earth Facing Toward and Away from the Moon?
Question: During new moon, moon is between earth and sun. The spring tide then occurs. The height of high…