sentences:  However, in late April 2009 the original discovery team revised its original estimate of the planet's orbital parameters, finding that it orbits closer to its star than originally determined with an orbital period of 66.87 days.They concluded that the planet is within the habitable zone where liquid water could exist, thus confirming previous studies.Moreover, the data  also suggested that the proposed exoplanet  could have at least one or more large oceans.