The planet was discovered orbiting the yellow giant star Xi Aquilae in 2008.
In July 2014 the International Astronomical Union launched NameExoWorlds, a process for giving proper names to certain exoplanets and their host stars.
[4] In December 2015, the IAU announced the winning name was Fortitudo for this planet.
[5] The winning name was submitted by Libertyer, a student club at Hosei University of Tokyo, Japan.
Aquila is Latin for 'eagle', a symbol of fortitude – emotional and mental strength in the face of adversity.