Join the Secret Elves to discover the best shopping deals and things to do this ChristmasA "Christmas star" will be visible in the night sky for the first time in 800 years this month.Jupiter and Saturn will appear to merge and create a single bright point in the cosmos which can be seen from Earth on December 21.The gas giants will be just 0.1 degree apart in our home planet's sky, allowing telescopes to pick up on both in the same field of view.The last time the solar system's two largest planets had such a close encounter was back in 1623, but astronomers believe it was likely not visible at the time due to the position of the sun.In fact it was centuries earlier in 1226 that the "Great Conjunction" was last able to be seen with the.
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