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In 2014, the whole wide world is going back to square one – for a day. On September 21st everyone can take a break, and give the world a break.  Read some tips on being emission free.

The planet Mercury will pass close to the bright star Spica in Virgo. This is a particularly good apparition of Mercury for observers in the Southern Hemisphere, less so for northerners.

The shadows of Europa and Callisto cross the face of Jupiter simultaneously, best seen from India and central Asia.