Venus - one day is longer than its entire year. It takes Venus 243 Earth days to completely rotate on its axis, but just 225 days to orbit the sun. Venus is one of two planets that rotates in reverse, called retrograde motion.
An infrared image from NASA's WISE, showcases the Tadpole nebula, a star-forming hub in the Auriga constellation about light-years from Earth. (Photo by: Universal History Archive/UIG via Getty Images)