The Third Age is the period in the Karnasaur Calendar extending from the end of the Second Galactic War to their eventual decline. Due to the sheer political inactivity, this age is also referred to as the Age of Silence.
Being virtually unopposed, the KMF proceeded to begin colonizing the rest of the galaxy. During this time, the Index Project begun. Their mission was to document all intelligent civilizations in the Milky Way Galaxy and to study any planets that had the potential to support sapient life in the next few thousand years.