How many space shuttles did NASA have?

How many space shuttles did NASA have? Six space shuttles were built, but only five ever flew in space. Enterprise: The first space shuttle never launched, but was used for atmospheric flight tests after being released from the back of a Boeing 747.

Six space shuttles were built, but only five ever flew in space. Enterprise: The first space shuttle never launched, but was used for atmospheric flight tests after being released from the back of a Boeing 747.