Explanation: Which is which? Of the two images shown above, one is a moon in our Solar System, while the other is the bottom of frying pan. We are not making this up -- can you tell a pan from a planetoid? Think you got it? To find the answer click here. OK, but there are more! That's right: you, your family, friends, neighbors, and local elected officials can all play "Moon or Frying Pan" with these other image pairs, too. As everyone knows, the fundamental underlying reason why moons and frying pans appear similar is -- OK, we at APOD aren't sure either. And if you've been fooled, don't fret -- just remember that it's OK because today is April Fool's Day.

The Whole Quiz: Moon or Frying Pan?

Authors & editors: Robert Nemiroff (MTU) & Jerry Bonnell (USRA)
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NASA Official: Jay Norris. Specific rights apply.
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& Michigan Tech. U.