The Philadelphia Atoms were an American professional soccer team based out of Glenside, Pennsylvania that played in the American Soccer League (ASL). They were named after, and claimed the heritage of, the original Philadelphia Atoms that played in the North American Soccer League from 1973 to 1976, and won the league championship in their first season. On September 23, 2017, the Philadelphia set an all-time record for goals scored in a single match by defeating the Lancaster Lions 6:1, breaking the five-goal record set by the Atoms on May 4, 1974 vs the Washington Diplomats in the NASL.