This diagram shows the orbit of the exoplanet Fomalhaut b as calculated from recent Hubble Space Telescope observations. The planet follows a highly elliptical orbit that carries it across a wide belt of debris encircling the bright star Fomalhaut. Image released Jan. 8, 2013. Credit: NASA, ESA, and A. Feild (STScI) - See more at: http://www.space.com/22947-fomalhaut.html#sthash.xKu40DV3.dpuf