Simplify the following text for a Grade 8 native English-speaking person.
Original: The station opened in November 1984 , is owned and maintained by SEPTA , and replaced the former Reading Terminal , which a small part of the station is directly under .
Simplified: Opened in November 1984 , the station replaced the Reading Terminal , which had closed on November 6 , 1984 . Market East Station cost $ 75 million to build , and is owned and maintained by SEPTA .