Simplify the following text for a Grade 10 native English-speaking person.
Original: Three episodes featuring Xena , collectively called The Xena Trilogy , initially aired as part of the first season of Hercules : The Legendary Journeys , Xena 's own series began on September 15 , 1995 , the series ran for six seasons and 134 episodes until its final episode aired on May 21 , 2001 .
Simplified: The series ran for six seasons and 134 episodes until its final episode aired on May 21 , 2001 . Three pilot episodes for the series , collectively called The Xena Trilogy , initially aired as part of the first seasons of Hercules : The Legendary Journeys .