Great Conjunction 2020 | Jupiter and Saturn near alignment with Earth | Sky Map.<br /><br />You will get an idea of tomorrow's Dec 21, 2020 event.<br /><br />The orbital paths of Jupiter and Saturn ensure great conjunctions every 20 years. <br /><br />It was impossible to see with the naked eye, because they happened during the daytime.<br /><br />The planets will get so close together that they may look like one very bright star. <br /><br />It will be 2080 before the planets align so closely again.<br /><br />Great conjunctions happen when Jupiter and Saturn come into near alignment with the Earth.<br /><br />This year, the planets will appear in the sky one-fifth of the width of a full moon apart. <br /><br />The event coincides with the winter solstice, when the tilt of the northern hemisphere away from the sun produces the shortest day and the longest night.
