The waning gibbous moon passes just north of Uranus in the constellation Pisces. The moon will occult Uranus as seen from eastern Canada, Greenland, and northern Siberia.
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.
Car-free day encourages motorists to refrain from using their car for a day. Most cities have their own websites for car-free day – here is one for the world.