The Nittany Lions open Big Ten Conference play at home against Maryland on September 11.
Henry ranks as the No. 2 overall player in the class of 2027.
Students will submit their requests in late July for the upcoming season.
Oregon last visited Happy Valley in 1964, coming out with a win, 22-14.
Gardner is the ninth entry to the transfer portal from Mike Gambino's team.
King Mack makes three appearances in the official College Football 26 trailer.