A rare “close encounter” of the solar system’s two largest planets December 21 will be a chance to see one of the theories to explain the biblical “Christmas Star.” Jupiter and Saturn will come so close together – visually – in the western sky that they will be basically one bright point of light. Because Saturn is five times farther from the Earth than Jupiter, they won’t really be that close but will appear that way. The two planets align every two decades, but astronomers say you’d have to go back to hundreds of years for a conjunction this close.…
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