... The Cygnus Wall of Star Formation . ... Credit Copyright: Nick Pavelchak Explanation: The North America nebula on the sky can do what the North America continent on Earth cannot -- form stars. Specifically, in analogy to the Earth-confined continent, the bright part that appears as Central America and Mexico is actually a hot bed of gas, dust, and newly formed stars known as the Cygnus Wall . ... Publications with keywords: Cygnus Wall - star formation . ... Simeis 188 in Stars, Dust and Gas . ...