NGC 6822, also known as the Barnard's Galaxy or Caldwell 57, is a barred irregular galaxy located in the constellation Sagittarius. It is a member of the Local Group and is situated at a distance of about 1.6 million light-years from Earth. NGC 6822 is notable for its active star-forming regions and serves as an important object of study for astronomers interested in galaxy formation and evolution in low-metallicity environments.