Sputnik In 500 Year Old Painting?
Of course, it's not Sputnik (we think), but it sure looks like it. The orb is supposed to the Earth. But wasn't it still radical, and dangerous to claim the world was round back in the 1500s? Particularly in Italy?
More here on this weird old painting from the 16th century that, as Boing Boing points out, looks more like the cover of SF novel than it does a religious painting.