Simplify the following text for a Grade 10 native English-speaking person.
Original: The Wilkes-Barre\/Scranton Penguins are a American professional ice hockey team that began playing in 1999 they currently play in the American Hockey League and are the farm team of the Pittsburgh Penguins of the NHL .
Simplified: The Wilkes-Barre\/Scranton Penguins are the American Hockey League affiliate of the NHL 's Pittsburgh Penguins .