T'a'a'y'r was an ensign aboard the USS Aldrin, assigned to sciences division, in the 24th century. In 2362, T'a'a'y'r was part of the away team assigned to evaluate abandoned Outpost T-22 on Kalandra Minor. T'a'a'y'r was killed during the Romulan attack on that outpost. (NF short story: "Revelations")